./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e --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 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-14 00:01:26,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 00:01:26,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 00:01:26,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 00:01:26,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 00:01:26,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 00:01:26,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 00:01:26,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 00:01:26,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 00:01:26,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 00:01:26,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 00:01:26,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 00:01:26,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 00:01:26,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 00:01:26,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 00:01:26,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 00:01:26,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 00:01:26,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 00:01:26,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 00:01:26,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 00:01:26,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 00:01:26,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 00:01:26,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 00:01:26,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 00:01:26,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-14 00:01:26,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-14 00:01:26,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-14 00:01:26,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-14 00:01:26,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-14 00:01:26,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-14 00:01:26,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 00:01:26,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 00:01:26,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 00:01:26,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 00:01:26,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 00:01:26,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 00:01:26,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 00:01:26,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 00:01:26,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 00:01:26,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 00:01:26,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 00:01:26,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-14 00:01:26,757 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 00:01:26,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 00:01:26,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 00:01:26,759 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-14 00:01:26,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 00:01:26,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 00:01:26,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 00:01:26,760 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 00:01:26,767 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-14 00:01:26,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 00:01:26,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 00:01:26,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 00:01:26,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 00:01:26,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 00:01:26,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 00:01:26,769 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-14 00:01:26,769 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 00:01:26,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 00:01:26,770 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 00:01:26,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 00:01:26,770 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-14 00:01:26,770 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-14 00:01:26,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 00:01:26,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-14 00:01:26,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 00:01:26,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 00:01:26,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 00:01:26,772 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-14 00:01:26,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 00:01:26,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 00:01:26,774 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_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 [2021-11-14 00:01:27,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 00:01:27,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 00:01:27,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 00:01:27,094 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 00:01:27,095 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 00:01:27,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-14 00:01:27,174 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/data/076af6855/93a622e57b604a3191e6e392c16fa14e/FLAGd124a2cf2 [2021-11-14 00:01:27,803 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 00:01:27,804 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-14 00:01:27,831 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/data/076af6855/93a622e57b604a3191e6e392c16fa14e/FLAGd124a2cf2 [2021-11-14 00:01:28,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/data/076af6855/93a622e57b604a3191e6e392c16fa14e [2021-11-14 00:01:28,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 00:01:28,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-14 00:01:28,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 00:01:28,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 00:01:28,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 00:01:28,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:01:28" (1/1) ... [2021-11-14 00:01:28,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731334ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:28, skipping insertion in model container [2021-11-14 00:01:28,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:01:28" (1/1) ... [2021-11-14 00:01:28,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 00:01:28,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 00:01:28,638 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-14 00:01:28,808 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-14 00:01:28,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 00:01:28,854 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 00:01:28,910 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-14 00:01:29,026 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-14 00:01:29,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 00:01:29,068 INFO L208 MainTranslator]: Completed translation [2021-11-14 00:01:29,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29 WrapperNode [2021-11-14 00:01:29,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 00:01:29,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 00:01:29,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 00:01:29,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 00:01:29,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 00:01:29,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 00:01:29,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 00:01:29,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 00:01:29,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 00:01:29,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 00:01:29,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 00:01:29,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 00:01:29,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:01:29" (1/1) ... [2021-11-14 00:01:29,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-14 00:01:29,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/z3 [2021-11-14 00:01:29,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-14 00:01:29,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-14 00:01:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-14 00:01:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-14 00:01:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-14 00:01:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 00:01:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-14 00:01:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-14 00:01:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-14 00:01:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-14 00:01:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 00:01:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-14 00:01:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-14 00:01:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 00:01:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 00:01:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 00:01:29,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 00:01:31,759 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 00:01:31,759 INFO L299 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-14 00:01:31,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:01:31 BoogieIcfgContainer [2021-11-14 00:01:31,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 00:01:31,764 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-14 00:01:31,764 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-14 00:01:31,774 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-14 00:01:31,775 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:01:31" (1/1) ... [2021-11-14 00:01:31,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 00:01:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:31,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-14 00:01:31,883 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-14 00:01:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-14 00:01:31,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:31,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:32,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:32,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:32,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:32,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:32,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-14 00:01:32,136 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-14 00:01:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:32,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:32,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:32,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:32,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:32,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:32,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-14 00:01:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-14 00:01:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-14 00:01:32,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:32,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:32,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:32,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:32,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-14 00:01:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-14 00:01:32,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-14 00:01:32,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:32,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:32,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:32,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:32,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:32,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-14 00:01:32,546 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-14 00:01:32,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-14 00:01:32,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:32,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:32,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:32,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:32,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-14 00:01:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-14 00:01:32,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-14 00:01:32,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:32,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:32,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:32,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:33,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-14 00:01:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-14 00:01:33,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-14 00:01:33,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:33,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:33,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:33,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:33,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:34,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:34,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-14 00:01:34,077 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-14 00:01:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-14 00:01:34,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:34,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:34,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:34,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:34,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-14 00:01:34,346 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-14 00:01:34,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-14 00:01:34,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:34,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:34,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:34,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:34,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-14 00:01:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-14 00:01:34,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-14 00:01:34,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:34,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:34,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:34,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:34,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:35,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-14 00:01:35,377 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-14 00:01:35,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-14 00:01:35,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:35,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:35,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:35,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:35,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:35,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-14 00:01:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-14 00:01:35,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-14 00:01:35,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:35,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:35,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:35,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-14 00:01:35,934 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-14 00:01:35,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:01:35,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:35,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:36,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:36,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:36,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:36,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-14 00:01:36,176 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-14 00:01:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:01:36,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:36,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:36,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:36,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:36,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-14 00:01:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-14 00:01:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:01:36,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:36,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:37,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:37,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:37,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-14 00:01:37,169 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-14 00:01:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-14 00:01:37,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:37,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:37,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:37,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 00:01:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-14 00:01:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-14 00:01:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-14 00:01:37,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:37,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:37,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:37,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:37,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:37,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-14 00:01:37,718 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-14 00:01:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-14 00:01:37,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:37,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:37,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:37,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:37,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 00:01:37,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:37,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-14 00:01:37,992 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-14 00:01:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-14 00:01:37,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:37,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:38,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:38,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:38,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 00:01:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-14 00:01:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-14 00:01:38,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-14 00:01:38,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:38,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:38,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:38,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:38,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 00:01:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:38,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-14 00:01:38,570 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-14 00:01:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-14 00:01:38,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:38,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:38,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:38,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 00:01:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-14 00:01:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-14 00:01:38,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-14 00:01:38,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:38,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:39,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:39,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 00:01:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:39,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-14 00:01:39,361 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-14 00:01:39,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-14 00:01:39,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:39,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:39,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:39,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:39,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:39,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-14 00:01:39,616 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-14 00:01:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:01:39,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:39,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:39,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:39,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:40,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-14 00:01:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-14 00:01:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-14 00:01:40,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:40,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:40,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:40,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:40,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:01:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-14 00:01:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-14 00:01:40,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-14 00:01:40,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:40,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:40,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:40,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:40,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:01:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-14 00:01:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-14 00:01:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-14 00:01:40,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:40,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:40,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:40,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:41,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:41,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:41,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-14 00:01:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-14 00:01:41,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-14 00:01:41,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:41,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:41,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:41,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:41,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:01:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:41,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-14 00:01:41,837 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-14 00:01:41,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-14 00:01:41,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:41,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:41,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:41,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:01:42,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:42,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-14 00:01:42,196 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-14 00:01:42,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:01:42,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:42,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:42,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:42,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:42,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-14 00:01:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-14 00:01:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:01:42,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:42,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:42,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:42,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 00:01:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-14 00:01:43,799 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-14 00:01:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:01:43,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:43,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:43,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:43,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:01:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-14 00:01:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-14 00:01:44,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:01:44,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:44,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:44,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:44,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:44,649 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:01:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-14 00:01:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-14 00:01:44,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-14 00:01:44,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:44,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:44,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:44,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-14 00:01:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-14 00:01:45,042 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-14 00:01:45,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-14 00:01:45,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:45,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:45,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-14 00:01:45,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:45,556 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:01:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:45,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-14 00:01:45,617 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-14 00:01:45,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-14 00:01:45,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:45,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:46,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:46,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:46,155 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 00:01:46,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:46,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-14 00:01:46,273 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-14 00:01:46,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-14 00:01:46,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:46,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:46,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:46,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:46,626 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:01:47,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:47,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-14 00:01:47,488 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-14 00:01:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-14 00:01:47,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:47,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:48,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-14 00:01:48,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-14 00:01:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 401 states and 513 transitions. [2021-11-14 00:01:48,476 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 513 transitions. [2021-11-14 00:01:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-14 00:01:48,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:48,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:49,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:49,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:49,704 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-14 00:01:49,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-14 00:01:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-14 00:01:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-14 00:01:49,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:49,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:50,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:50,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-14 00:01:51,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-14 00:01:51,473 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-14 00:01:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-14 00:01:51,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:51,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:51,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-14 00:01:51,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:51,765 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-14 00:01:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-14 00:01:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-14 00:01:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-14 00:01:51,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:51,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:51,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:51,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-14 00:01:53,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:53,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-14 00:01:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-14 00:01:53,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-14 00:01:53,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:53,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:54,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-14 00:01:54,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-14 00:01:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:55,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 408 states and 521 transitions. [2021-11-14 00:01:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 521 transitions. [2021-11-14 00:01:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-14 00:01:55,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:55,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:55,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-14 00:01:55,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-14 00:01:56,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:56,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 411 states and 523 transitions. [2021-11-14 00:01:56,583 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 523 transitions. [2021-11-14 00:01:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-14 00:01:56,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:56,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:57,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-14 00:01:57,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:57,627 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-14 00:01:58,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 413 states and 526 transitions. [2021-11-14 00:01:58,604 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 526 transitions. [2021-11-14 00:01:58,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-14 00:01:58,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:58,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:58,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-14 00:01:58,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-14 00:02:00,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:00,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 416 states and 528 transitions. [2021-11-14 00:02:00,360 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 528 transitions. [2021-11-14 00:02:00,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-14 00:02:00,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:00,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:01,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-14 00:02:01,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:01,929 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-14 00:02:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-14 00:02:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-14 00:02:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-14 00:02:02,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:02,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:04,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-14 00:02:04,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:05,409 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-14 00:02:05,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-14 00:02:05,858 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-14 00:02:05,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-14 00:02:05,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:05,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:10,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-14 00:02:10,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-14 00:02:11,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:11,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-14 00:02:11,750 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-14 00:02:11,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-14 00:02:11,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:11,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:19,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-14 00:02:19,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-14 00:02:21,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-14 00:02:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-14 00:02:21,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-14 00:02:21,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:21,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:23,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-14 00:02:23,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:24,393 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-14 00:02:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-14 00:02:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-14 00:02:24,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-14 00:02:24,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:24,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-14 00:02:34,641 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) [2021-11-14 00:02:34,645 INFO L158 Benchmark]: Toolchain (without parser) took 66586.49ms. Allocated memory was 94.4MB in the beginning and 268.4MB in the end (delta: 174.1MB). Free memory was 57.0MB in the beginning and 196.2MB in the end (delta: -139.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2021-11-14 00:02:34,646 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-14 00:02:34,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1009.97ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 41.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-14 00:02:34,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.20ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 41.0MB in the beginning and 89.1MB in the end (delta: -48.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-11-14 00:02:34,648 INFO L158 Benchmark]: Boogie Preprocessor took 120.83ms. Allocated memory is still 119.5MB. Free memory was 89.1MB in the beginning and 80.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-14 00:02:34,648 INFO L158 Benchmark]: RCFGBuilder took 2407.58ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 79.3MB in the beginning and 115.0MB in the end (delta: -35.6MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2021-11-14 00:02:34,654 INFO L158 Benchmark]: CodeCheck took 62879.84ms. Allocated memory was 163.6MB in the beginning and 268.4MB in the end (delta: 104.9MB). Free memory was 115.0MB in the beginning and 196.2MB in the end (delta: -81.3MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2021-11-14 00:02:34,658 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 0.29ms. Allocated memory is still 94.4MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1009.97ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 41.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.20ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 41.0MB in the beginning and 89.1MB in the end (delta: -48.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.83ms. Allocated memory is still 119.5MB. Free memory was 89.1MB in the beginning and 80.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2407.58ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 79.3MB in the beginning and 115.0MB in the end (delta: -35.6MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * CodeCheck took 62879.84ms. Allocated memory was 163.6MB in the beginning and 268.4MB in the end (delta: 104.9MB). Free memory was 115.0MB in the beginning and 196.2MB in the end (delta: -81.3MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-14 00:02:34,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_3a7bcf1b-5ae7-47d9-a9df-fc28cd808f0d/bin/ukojak-2xVlg8857e/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