./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ --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 ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:20:12,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:20:12,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:20:12,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:20:12,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:20:12,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:20:12,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:20:12,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:20:12,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:20:12,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:20:12,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:20:12,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:20:12,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:20:12,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:20:12,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:20:12,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:20:12,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:20:12,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:20:12,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:20:12,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:20:12,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:20:12,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:20:12,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:20:12,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:20:12,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:20:12,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:20:12,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:20:12,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:20:12,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:20:12,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:20:12,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:20:12,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:20:12,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:20:12,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:20:12,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:20:12,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:20:12,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:20:12,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:20:12,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:20:12,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:20:12,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:20:12,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-22 23:20:12,809 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:20:12,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:20:12,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:20:12,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:20:12,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:20:12,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:20:12,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:20:12,812 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:20:12,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:20:12,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:20:12,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:20:12,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:20:12,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:20:12,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:20:12,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:20:12,814 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-22 23:20:12,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:20:12,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:20:12,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:20:12,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:20:12,815 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:20:12,815 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:20:12,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:20:12,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:12,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:20:12,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:20:12,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:20:12,818 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:20:12,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:20:12,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:20:12,821 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_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2021-11-22 23:20:13,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:20:13,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:20:13,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:20:13,130 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:20:13,131 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:20:13,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2021-11-22 23:20:13,195 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/data/e65e3a18c/7849c37a96504cf4947d986cae0b404c/FLAGa39daae09 [2021-11-22 23:20:13,819 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:20:13,820 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2021-11-22 23:20:13,839 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/data/e65e3a18c/7849c37a96504cf4947d986cae0b404c/FLAGa39daae09 [2021-11-22 23:20:14,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/data/e65e3a18c/7849c37a96504cf4947d986cae0b404c [2021-11-22 23:20:14,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:20:14,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:20:14,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:14,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:20:14,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:20:14,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:14,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3579b395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14, skipping insertion in model container [2021-11-22 23:20:14,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:14,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:20:14,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:20:14,584 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_9d076244-8036-4398-b62e-0dae3286ba8a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2021-11-22 23:20:14,680 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_9d076244-8036-4398-b62e-0dae3286ba8a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2021-11-22 23:20:14,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:14,705 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:20:14,734 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_9d076244-8036-4398-b62e-0dae3286ba8a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2021-11-22 23:20:14,797 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_9d076244-8036-4398-b62e-0dae3286ba8a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2021-11-22 23:20:14,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:14,853 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:20:14,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14 WrapperNode [2021-11-22 23:20:14,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:14,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:14,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:20:14,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:20:14,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:14,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:14,992 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-22 23:20:15,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:15,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:20:15,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:20:15,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:20:15,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:20:15,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:20:15,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:20:15,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:20:15,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:14" (1/1) ... [2021-11-22 23:20:15,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:15,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:20:15,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:20:15,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:20:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:20:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:20:15,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:20:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:20:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:20:15,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:20:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-22 23:20:15,301 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-22 23:20:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:20:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:20:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:20:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:20:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-22 23:20:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:20:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:20:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:20:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:20:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:20:15,563 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:20:15,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:20:16,678 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:20:17,095 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:20:17,096 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-22 23:20:17,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:20:17 BoogieIcfgContainer [2021-11-22 23:20:17,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:20:17,101 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:20:17,101 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:20:17,111 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:20:17,111 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:20:17" (1/1) ... [2021-11-22 23:20:17,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:20:17,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:17,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2021-11-22 23:20:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2021-11-22 23:20:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:20:17,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:17,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:17,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:20:17,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:17,468 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 [2021-11-22 23:20:17,479 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 [2021-11-22 23:20:17,555 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 25 treesize of output 17 [2021-11-22 23:20:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:17,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 161 states and 273 transitions. [2021-11-22 23:20:17,636 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2021-11-22 23:20:17,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:20:17,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:17,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:17,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:20:17,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:17,712 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 [2021-11-22 23:20:17,718 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 [2021-11-22 23:20:17,795 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 25 treesize of output 17 [2021-11-22 23:20:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 162 states and 274 transitions. [2021-11-22 23:20:17,832 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 274 transitions. [2021-11-22 23:20:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:20:17,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:17,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:17,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:17,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:17,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 162 states and 272 transitions. [2021-11-22 23:20:17,951 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 272 transitions. [2021-11-22 23:20:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:20:17,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:17,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:18,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 267 transitions. [2021-11-22 23:20:18,155 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 267 transitions. [2021-11-22 23:20:18,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:20:18,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:18,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:18,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:18,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 162 states and 263 transitions. [2021-11-22 23:20:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2021-11-22 23:20:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:20:18,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:18,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:18,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:18,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 162 states and 257 transitions. [2021-11-22 23:20:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2021-11-22 23:20:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:20:18,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:18,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:18,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:18,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 162 states and 249 transitions. [2021-11-22 23:20:18,633 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2021-11-22 23:20:18,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:20:18,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:18,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 191 states and 288 transitions. [2021-11-22 23:20:19,442 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 288 transitions. [2021-11-22 23:20:19,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:19,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:19,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:19,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:19,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:20,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 221 states and 329 transitions. [2021-11-22 23:20:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 329 transitions. [2021-11-22 23:20:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:20:20,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:20,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 221 states and 327 transitions. [2021-11-22 23:20:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 327 transitions. [2021-11-22 23:20:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:20:20,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:20,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:20,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 221 states and 325 transitions. [2021-11-22 23:20:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 325 transitions. [2021-11-22 23:20:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:20:20,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:20,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:21,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 224 states and 327 transitions. [2021-11-22 23:20:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 327 transitions. [2021-11-22 23:20:21,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:20:21,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:21,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2021-11-22 23:20:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2021-11-22 23:20:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:20:21,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:21,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 227 states and 327 transitions. [2021-11-22 23:20:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 327 transitions. [2021-11-22 23:20:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:20:21,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:21,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:22,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:22,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 241 states and 345 transitions. [2021-11-22 23:20:22,360 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 345 transitions. [2021-11-22 23:20:22,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:20:22,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:22,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:22,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:20:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 253 states and 360 transitions. [2021-11-22 23:20:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 360 transitions. [2021-11-22 23:20:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:20:22,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:22,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:22,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:22,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 256 states and 362 transitions. [2021-11-22 23:20:22,895 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 362 transitions. [2021-11-22 23:20:22,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:20:22,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:22,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:22,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:23,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:20:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 268 states and 377 transitions. [2021-11-22 23:20:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 377 transitions. [2021-11-22 23:20:23,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:20:23,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:23,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:23,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:20:23,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:23,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:24,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-22 23:20:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-22 23:20:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:20:24,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:24,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:24,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:20:24,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:24,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:24,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-22 23:20:24,979 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-22 23:20:24,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:20:24,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:24,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:25,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:20:25,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:26,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 272 states and 385 transitions. [2021-11-22 23:20:26,236 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 385 transitions. [2021-11-22 23:20:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:20:26,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:26,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:26,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:20:26,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:26,973 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:20:27,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 274 states and 390 transitions. [2021-11-22 23:20:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 390 transitions. [2021-11-22 23:20:27,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:20:27,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:27,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:28,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-22 23:20:28,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:28,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:29,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 276 states and 393 transitions. [2021-11-22 23:20:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 393 transitions. [2021-11-22 23:20:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:29,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:29,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:29,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-22 23:20:29,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:30,152 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:20:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:32,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 275 states and 392 transitions. [2021-11-22 23:20:32,267 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 392 transitions. [2021-11-22 23:20:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:20:32,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:32,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:33,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:20:33,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:34,083 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 275 states and 392 transitions. [2021-11-22 23:20:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 392 transitions. [2021-11-22 23:20:35,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:20:35,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:35,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:35,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:20:35,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:35,768 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 275 states and 392 transitions. [2021-11-22 23:20:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 392 transitions. [2021-11-22 23:20:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:20:35,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:35,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:36,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:20:36,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:20:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:37,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 277 states and 395 transitions. [2021-11-22 23:20:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 395 transitions. [2021-11-22 23:20:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:20:37,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:37,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:38,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:20:38,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:39,043 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 277 states and 395 transitions. [2021-11-22 23:20:40,045 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 395 transitions. [2021-11-22 23:20:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:20:40,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:40,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:41,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:20:41,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:41,683 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:41,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 277 states and 395 transitions. [2021-11-22 23:20:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 395 transitions. [2021-11-22 23:20:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:20:41,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:41,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:42,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-22 23:20:42,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 1 proven. 86 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:44,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 278 states and 398 transitions. [2021-11-22 23:20:44,005 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 398 transitions. [2021-11-22 23:20:44,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:20:44,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 13 proven. 78 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 278 states and 398 transitions. [2021-11-22 23:20:48,205 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 398 transitions. [2021-11-22 23:20:48,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:20:48,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:48,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:48,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-22 23:20:48,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:49,762 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:20:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:20:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:20:52,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:20:52,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:52,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:52,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-22 23:20:52,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:55,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:20:55,607 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:20:55,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:20:55,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:55,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:56,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-22 23:20:56,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:58,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:20:58,623 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:20:58,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:20:58,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:58,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-22 23:21:00,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:01,139 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:01,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:21:01,309 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:21:01,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:21:01,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-22 23:21:02,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:03,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:03,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:21:03,057 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:21:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:21:03,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:03,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:04,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-22 23:21:04,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:05,126 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:06,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:21:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:21:06,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:21:06,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:06,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-22 23:21:07,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:21:08,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:21:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:21:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:21:08,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:08,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-22 23:21:08,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:09,430 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 279 states and 398 transitions. [2021-11-22 23:21:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 398 transitions. [2021-11-22 23:21:09,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:21:09,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:09,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:10,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-22 23:21:10,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:21:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 281 states and 401 transitions. [2021-11-22 23:21:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 401 transitions. [2021-11-22 23:21:12,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:21:12,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:12,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:21:22,615 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) [2021-11-22 23:21:22,618 INFO L158 Benchmark]: Toolchain (without parser) took 68528.52ms. Allocated memory was 115.3MB in the beginning and 272.6MB in the end (delta: 157.3MB). Free memory was 86.4MB in the beginning and 157.3MB in the end (delta: -70.9MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2021-11-22 23:21:22,619 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:21:22,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.33ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 68.8MB in the end (delta: 17.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-22 23:21:22,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.01ms. Allocated memory is still 115.3MB. Free memory was 68.7MB in the beginning and 62.2MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:21:22,621 INFO L158 Benchmark]: Boogie Preprocessor took 167.84ms. Allocated memory is still 115.3MB. Free memory was 62.2MB in the beginning and 54.9MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:21:22,621 INFO L158 Benchmark]: RCFGBuilder took 1911.04ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 54.9MB in the beginning and 82.3MB in the end (delta: -27.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2021-11-22 23:21:22,622 INFO L158 Benchmark]: CodeCheck took 65516.52ms. Allocated memory was 138.4MB in the beginning and 272.6MB in the end (delta: 134.2MB). Free memory was 82.3MB in the beginning and 157.3MB in the end (delta: -75.0MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2021-11-22 23:21:22,625 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 0.28ms. Allocated memory is still 115.3MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.33ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 68.8MB in the end (delta: 17.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.01ms. Allocated memory is still 115.3MB. Free memory was 68.7MB in the beginning and 62.2MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.84ms. Allocated memory is still 115.3MB. Free memory was 62.2MB in the beginning and 54.9MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1911.04ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 54.9MB in the beginning and 82.3MB in the end (delta: -27.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * CodeCheck took 65516.52ms. Allocated memory was 138.4MB in the beginning and 272.6MB in the end (delta: 134.2MB). Free memory was 82.3MB in the beginning and 157.3MB in the end (delta: -75.0MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:21:22,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d076244-8036-4398-b62e-0dae3286ba8a/bin/ukojak-LBtLqBUTdQ/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