./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50ec0e1b32f61b9ee697cf2c7598d178ee7b7b08e68108a0f594c4a6a80ab80c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:49:40,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:49:40,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:49:40,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:49:40,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:49:40,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:49:40,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:49:40,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:49:40,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:49:40,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:49:40,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:49:40,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:49:40,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:49:40,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:49:40,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:49:40,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:49:40,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:49:40,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:49:40,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:49:40,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:49:40,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:49:40,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:49:40,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:49:40,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:49:40,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:49:40,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:49:40,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:49:40,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:49:40,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:49:40,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:49:40,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:49:40,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:49:40,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:49:40,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:49:40,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:49:40,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:49:40,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:49:40,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:49:40,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:49:40,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:49:40,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:49:40,268 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:49:40,292 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:49:40,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:49:40,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:49:40,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:49:40,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:49:40,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:49:40,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:49:40,295 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:49:40,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:49:40,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:49:40,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:49:40,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:49:40,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:49:40,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:49:40,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:49:40,296 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:49:40,296 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:49:40,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:49:40,297 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:49:40,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:49:40,297 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:49:40,297 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:49:40,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:49:40,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:49:40,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:49:40,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:49:40,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:49:40,298 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:49:40,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:49:40,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:49:40,299 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_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50ec0e1b32f61b9ee697cf2c7598d178ee7b7b08e68108a0f594c4a6a80ab80c [2021-11-25 06:49:40,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:49:40,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:49:40,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:49:40,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:49:40,597 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:49:40,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i [2021-11-25 06:49:40,698 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/data/c8f42048a/21b3635e53d540449db7675fbd7810b3/FLAGa2315d74e [2021-11-25 06:49:41,404 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:49:41,405 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i [2021-11-25 06:49:41,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/data/c8f42048a/21b3635e53d540449db7675fbd7810b3/FLAGa2315d74e [2021-11-25 06:49:41,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/data/c8f42048a/21b3635e53d540449db7675fbd7810b3 [2021-11-25 06:49:41,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:49:41,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:49:41,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:49:41,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:49:41,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:49:41,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:49:41" (1/1) ... [2021-11-25 06:49:41,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b172179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:41, skipping insertion in model container [2021-11-25 06:49:41,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:49:41" (1/1) ... [2021-11-25 06:49:41,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:49:41,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:49:42,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i[33021,33034] [2021-11-25 06:49:42,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i[84583,84596] [2021-11-25 06:49:42,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:49:42,771 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:49:42,802 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i[33021,33034] [2021-11-25 06:49:42,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-2.i[84583,84596] [2021-11-25 06:49:42,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:49:43,036 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:49:43,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43 WrapperNode [2021-11-25 06:49:43,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:49:43,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:49:43,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:49:43,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:49:43,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,345 INFO L137 Inliner]: procedures = 177, calls = 781, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3027 [2021-11-25 06:49:43,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:49:43,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:49:43,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:49:43,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:49:43,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:49:43,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:49:43,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:49:43,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:49:43,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:43" (1/1) ... [2021-11-25 06:49:43,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:49:43,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:49:43,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:49:43,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:49:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:49:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:49:43,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:49:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:49:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:49:43,613 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:49:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:49:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:49:43,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:49:43,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:49:43,614 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 06:49:43,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:49:43,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:49:43,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:49:43,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:49:43,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:49:43,860 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:49:43,862 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:49:46,080 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:49:46,637 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:49:46,638 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-25 06:49:46,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:49:46 BoogieIcfgContainer [2021-11-25 06:49:46,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:49:46,654 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:49:46,654 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:49:46,665 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:49:46,665 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:49:46" (1/1) ... [2021-11-25 06:49:46,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:49:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:46,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1123 states and 2203 transitions. [2021-11-25 06:49:46,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2203 transitions. [2021-11-25 06:49:46,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:49:46,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:46,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:47,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:49:47,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:47,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 06:49:47,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 06:49:47,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:49:47,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 06:49:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:47,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1126 states and 2208 transitions. [2021-11-25 06:49:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2208 transitions. [2021-11-25 06:49:47,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:49:47,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:47,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:47,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:49:47,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:47,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 06:49:47,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 06:49:47,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:49:47,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 06:49:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:47,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1127 states and 2209 transitions. [2021-11-25 06:49:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2209 transitions. [2021-11-25 06:49:47,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:49:47,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:47,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:47,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:47,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1127 states and 2207 transitions. [2021-11-25 06:49:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2207 transitions. [2021-11-25 06:49:47,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:49:47,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:47,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:47,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1127 states and 2202 transitions. [2021-11-25 06:49:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2202 transitions. [2021-11-25 06:49:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:49:47,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:47,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:47,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:47,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:47,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1127 states and 2198 transitions. [2021-11-25 06:49:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2198 transitions. [2021-11-25 06:49:48,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:49:48,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:48,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:48,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:48,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:48,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:48,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1127 states and 2192 transitions. [2021-11-25 06:49:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2192 transitions. [2021-11-25 06:49:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:49:48,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:48,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:48,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:48,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:48,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:48,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1127 states and 2184 transitions. [2021-11-25 06:49:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2184 transitions. [2021-11-25 06:49:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:49:48,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:48,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:49,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:49:49,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:49,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:49,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:49,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1141 states and 2201 transitions. [2021-11-25 06:49:49,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2201 transitions. [2021-11-25 06:49:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:49:49,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:49,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:49,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:49,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1141 states and 2199 transitions. [2021-11-25 06:49:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2199 transitions. [2021-11-25 06:49:49,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:49:49,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:49,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:50,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:50,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:50,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:50,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1141 states and 2197 transitions. [2021-11-25 06:49:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2197 transitions. [2021-11-25 06:49:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:49:50,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:50,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:50,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:49:50,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:51,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:49:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:51,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1144 states and 2199 transitions. [2021-11-25 06:49:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2199 transitions. [2021-11-25 06:49:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:49:51,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:51,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:51,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:49:51,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1146 states and 2203 transitions. [2021-11-25 06:49:51,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2203 transitions. [2021-11-25 06:49:51,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:49:51,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:51,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:52,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:49:52,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:49:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1148 states and 2207 transitions. [2021-11-25 06:49:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2207 transitions. [2021-11-25 06:49:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:49:53,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:53,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:54,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 06:49:54,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:49:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:54,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1148 states and 2207 transitions. [2021-11-25 06:49:54,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2207 transitions. [2021-11-25 06:49:54,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:49:54,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:54,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:54,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:49:54,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:49:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:55,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1150 states and 2210 transitions. [2021-11-25 06:49:55,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2210 transitions. [2021-11-25 06:49:55,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:49:55,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:55,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:56,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:49:56,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:57,139 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:49:57,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1150 states and 2210 transitions. [2021-11-25 06:49:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2210 transitions. [2021-11-25 06:49:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:49:57,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:57,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:59,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:49:59,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:49:59,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1152 states and 2213 transitions. [2021-11-25 06:49:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2213 transitions. [2021-11-25 06:49:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:49:59,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:59,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:59,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:49:59,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:00,504 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:50:01,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1151 states and 2215 transitions. [2021-11-25 06:50:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2215 transitions. [2021-11-25 06:50:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:50:01,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:01,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:02,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:50:02,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:03,288 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:50:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1153 states and 2218 transitions. [2021-11-25 06:50:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2218 transitions. [2021-11-25 06:50:04,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:50:04,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:04,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:05,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 06:50:05,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:06,047 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:50:07,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:07,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1155 states and 2227 transitions. [2021-11-25 06:50:07,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2227 transitions. [2021-11-25 06:50:07,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:50:07,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:07,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:13,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:50:13,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:13,572 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 06:50:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1157 states and 2230 transitions. [2021-11-25 06:50:14,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2230 transitions. [2021-11-25 06:50:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:50:14,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:14,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:15,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 06:50:15,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 06:50:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:18,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1159 states and 2242 transitions. [2021-11-25 06:50:18,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2242 transitions. [2021-11-25 06:50:18,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:50:18,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:18,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:21,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:50:21,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 11 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:50:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1159 states and 2242 transitions. [2021-11-25 06:50:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2242 transitions. [2021-11-25 06:50:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:50:23,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:23,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:24,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:50:24,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 06:50:26,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1161 states and 2245 transitions. [2021-11-25 06:50:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2245 transitions. [2021-11-25 06:50:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:50:26,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:26,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:28,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:50:28,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:29,561 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 06:50:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:31,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1163 states and 2258 transitions. [2021-11-25 06:50:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2258 transitions. [2021-11-25 06:50:31,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:50:31,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:31,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:33,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 06:50:33,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:33,968 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 13 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:50:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1163 states and 2258 transitions. [2021-11-25 06:50:35,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2258 transitions. [2021-11-25 06:50:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:50:35,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:35,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:37,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 06:50:37,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 13 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:50:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1163 states and 2258 transitions. [2021-11-25 06:50:37,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2258 transitions. [2021-11-25 06:50:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:50:37,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:37,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:39,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:50:39,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 06:50:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:41,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1165 states and 2272 transitions. [2021-11-25 06:50:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2272 transitions. [2021-11-25 06:50:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:50:41,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:41,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:43,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:50:43,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-25 06:50:47,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1167 states and 2275 transitions. [2021-11-25 06:50:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2275 transitions. [2021-11-25 06:50:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:50:47,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:47,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:53,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:50:53,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:55,235 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-25 06:50:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1169 states and 2278 transitions. [2021-11-25 06:50:58,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2278 transitions. [2021-11-25 06:50:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:50:58,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:58,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:00,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 06:51:00,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:51:03,236 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 226 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-25 06:51:06,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:06,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1169 states and 2278 transitions. [2021-11-25 06:51:06,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2278 transitions. [2021-11-25 06:51:06,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:51:06,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:06,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:09,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-25 06:51:09,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:51:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 61 proven. 358 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 06:51:13,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:13,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1169 states and 2278 transitions. [2021-11-25 06:51:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2278 transitions. [2021-11-25 06:51:13,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:51:13,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:13,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:17,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 06:51:17,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:51:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 227 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:51:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1171 states and 2281 transitions. [2021-11-25 06:51:21,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2281 transitions. [2021-11-25 06:51:21,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:51:21,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:21,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:24,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 06:51:24,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:51:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 257 proven. 120 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 06:51:29,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1171 states and 2281 transitions. [2021-11-25 06:51:29,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2281 transitions. [2021-11-25 06:51:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:51:29,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:29,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:32,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-25 06:51:32,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:51:35,534 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 81 proven. 395 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-25 06:51:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:38,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1171 states and 2281 transitions. [2021-11-25 06:51:38,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2281 transitions. [2021-11-25 06:51:38,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:51:38,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:38,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:51:49,079 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 06:51:49,084 INFO L158 Benchmark]: Toolchain (without parser) took 127416.93ms. Allocated memory was 86.0MB in the beginning and 398.5MB in the end (delta: 312.5MB). Free memory was 46.1MB in the beginning and 207.5MB in the end (delta: -161.4MB). Peak memory consumption was 152.8MB. Max. memory is 16.1GB. [2021-11-25 06:51:49,084 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory was 56.7MB in the beginning and 56.7MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:51:49,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.01ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 45.8MB in the beginning and 54.5MB in the end (delta: -8.7MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2021-11-25 06:51:49,086 INFO L158 Benchmark]: Boogie Procedure Inliner took 307.70ms. Allocated memory is still 123.7MB. Free memory was 54.5MB in the beginning and 85.4MB in the end (delta: -31.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-25 06:51:49,087 INFO L158 Benchmark]: Boogie Preprocessor took 163.05ms. Allocated memory is still 123.7MB. Free memory was 85.4MB in the beginning and 71.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 06:51:49,088 INFO L158 Benchmark]: RCFGBuilder took 3140.30ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 71.5MB in the beginning and 127.1MB in the end (delta: -55.6MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2021-11-25 06:51:49,089 INFO L158 Benchmark]: CodeCheck took 122428.18ms. Allocated memory was 180.4MB in the beginning and 398.5MB in the end (delta: 218.1MB). Free memory was 127.1MB in the beginning and 207.5MB in the end (delta: -80.5MB). Peak memory consumption was 138.7MB. Max. memory is 16.1GB. [2021-11-25 06:51:49,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory was 56.7MB in the beginning and 56.7MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.01ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 45.8MB in the beginning and 54.5MB in the end (delta: -8.7MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 307.70ms. Allocated memory is still 123.7MB. Free memory was 54.5MB in the beginning and 85.4MB in the end (delta: -31.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.05ms. Allocated memory is still 123.7MB. Free memory was 85.4MB in the beginning and 71.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3140.30ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 71.5MB in the beginning and 127.1MB in the end (delta: -55.6MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. * CodeCheck took 122428.18ms. Allocated memory was 180.4MB in the beginning and 398.5MB in the end (delta: 218.1MB). Free memory was 127.1MB in the beginning and 207.5MB in the end (delta: -80.5MB). Peak memory consumption was 138.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:51:49,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dabcc100-2a36-43be-96a8-683d35da1f9c/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown