./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:57:39,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:57:39,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:57:39,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:57:39,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:57:39,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:57:39,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:57:39,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:57:39,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:57:39,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:57:39,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:57:39,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:57:39,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:57:39,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:57:39,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:57:39,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:57:39,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:57:39,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:57:39,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:57:39,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:57:39,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:57:39,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:57:39,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:57:39,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:57:39,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:57:39,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:57:39,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:57:39,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:57:39,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:57:39,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:57:39,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:57:39,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:57:39,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:57:39,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:57:39,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:57:39,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:57:39,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:57:39,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:57:39,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:57:39,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:57:39,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:57:39,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 20:57:39,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:57:39,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:57:39,162 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:57:39,162 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:57:39,163 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 20:57:39,163 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 20:57:39,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:57:39,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:57:39,164 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:57:39,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:57:39,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 20:57:39,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:57:39,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 20:57:39,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 20:57:39,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 20:57:39,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 20:57:39,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:57:39,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 20:57:39,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:57:39,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:57:39,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 20:57:39,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:57:39,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:57:39,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 20:57:39,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 20:57:39,166 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 20:57:39,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 20:57:39,167 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 20:57:39,167 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 20:57:39,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 20:57:39,167 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:57:39,167 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_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2021-12-06 20:57:39,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:57:39,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:57:39,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:57:39,381 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:57:39,381 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:57:39,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2021-12-06 20:57:39,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/data/61692b35b/0c012a2771f54a1180e88aee07b7dedd/FLAG757264cf9 [2021-12-06 20:57:39,870 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:57:39,870 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2021-12-06 20:57:39,884 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/data/61692b35b/0c012a2771f54a1180e88aee07b7dedd/FLAG757264cf9 [2021-12-06 20:57:39,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/data/61692b35b/0c012a2771f54a1180e88aee07b7dedd [2021-12-06 20:57:39,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:57:39,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:57:39,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:57:39,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:57:39,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:57:39,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:57:39" (1/1) ... [2021-12-06 20:57:39,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b77371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:39, skipping insertion in model container [2021-12-06 20:57:39,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:57:39" (1/1) ... [2021-12-06 20:57:39,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:57:39,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:57:40,149 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2021-12-06 20:57:40,149 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2021-12-06 20:57:40,190 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_24856a8c-087f-4840-96b2-2089b5dcb172/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2021-12-06 20:57:40,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:57:40,295 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 20:57:40,325 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2021-12-06 20:57:40,325 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2021-12-06 20:57:40,331 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_24856a8c-087f-4840-96b2-2089b5dcb172/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2021-12-06 20:57:40,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:57:40,393 INFO L208 MainTranslator]: Completed translation [2021-12-06 20:57:40,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40 WrapperNode [2021-12-06 20:57:40,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:57:40,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 20:57:40,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 20:57:40,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 20:57:40,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,465 INFO L137 Inliner]: procedures = 77, calls = 397, calls flagged for inlining = 27, calls inlined = 25, statements flattened = 844 [2021-12-06 20:57:40,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 20:57:40,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 20:57:40,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 20:57:40,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 20:57:40,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 20:57:40,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 20:57:40,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 20:57:40,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 20:57:40,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (1/1) ... [2021-12-06 20:57:40,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:57:40,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:57:40,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 20:57:40,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 20:57:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-06 20:57:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-06 20:57:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 20:57:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2021-12-06 20:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2021-12-06 20:57:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 20:57:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 20:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 20:57:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2021-12-06 20:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2021-12-06 20:57:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2021-12-06 20:57:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2021-12-06 20:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 20:57:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 20:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 20:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2021-12-06 20:57:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2021-12-06 20:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 20:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2021-12-06 20:57:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2021-12-06 20:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 20:57:40,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 20:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 20:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 20:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-06 20:57:40,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-06 20:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 20:57:40,594 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 20:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 20:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2021-12-06 20:57:40,594 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2021-12-06 20:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 20:57:40,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 20:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-06 20:57:40,595 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-06 20:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-06 20:57:40,595 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-06 20:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-06 20:57:40,595 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-06 20:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 20:57:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 20:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 20:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-06 20:57:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-06 20:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 20:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 20:57:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 20:57:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 20:57:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 20:57:40,749 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 20:57:40,750 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 20:57:40,840 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 20:57:41,202 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 20:57:41,212 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 20:57:41,212 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 20:57:41,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:57:41 BoogieIcfgContainer [2021-12-06 20:57:41,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 20:57:41,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 20:57:41,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 20:57:41,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 20:57:41,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 08:57:39" (1/3) ... [2021-12-06 20:57:41,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65126e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:57:41, skipping insertion in model container [2021-12-06 20:57:41,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:57:40" (2/3) ... [2021-12-06 20:57:41,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65126e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:57:41, skipping insertion in model container [2021-12-06 20:57:41,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:57:41" (3/3) ... [2021-12-06 20:57:41,222 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2021-12-06 20:57:41,227 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 20:57:41,227 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 20:57:41,275 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 20:57:41,281 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 20:57:41,290 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 20:57:41,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 165 states have (on average 1.303030303030303) internal successors, (215), 171 states have internal predecessors, (215), 58 states have call successors, (58), 19 states have call predecessors, (58), 18 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2021-12-06 20:57:41,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-12-06 20:57:41,321 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:57:41,322 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:57:41,322 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:57:41,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:57:41,326 INFO L85 PathProgramCache]: Analyzing trace with hash 743698219, now seen corresponding path program 1 times [2021-12-06 20:57:41,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:57:41,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546187518] [2021-12-06 20:57:41,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:57:41,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:57:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:57:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:57:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:57:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-06 20:57:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:57:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-06 20:57:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 20:57:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 20:57:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:41,726 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-12-06 20:57:41,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:57:41,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546187518] [2021-12-06 20:57:41,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546187518] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:57:41,727 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:57:41,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 20:57:41,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533642873] [2021-12-06 20:57:41,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:57:41,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:57:41,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:57:41,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:57:41,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:57:41,765 INFO L87 Difference]: Start difference. First operand has 243 states, 165 states have (on average 1.303030303030303) internal successors, (215), 171 states have internal predecessors, (215), 58 states have call successors, (58), 19 states have call predecessors, (58), 18 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-06 20:57:42,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:57:42,200 INFO L93 Difference]: Finished difference Result 595 states and 852 transitions. [2021-12-06 20:57:42,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:57:42,203 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 74 [2021-12-06 20:57:42,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:57:42,216 INFO L225 Difference]: With dead ends: 595 [2021-12-06 20:57:42,216 INFO L226 Difference]: Without dead ends: 320 [2021-12-06 20:57:42,222 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:57:42,225 INFO L933 BasicCegarLoop]: 466 mSDtfsCounter, 153 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 1290 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:57:42,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 1290 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 20:57:42,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-12-06 20:57:42,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 225. [2021-12-06 20:57:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 154 states have (on average 1.2727272727272727) internal successors, (196), 155 states have internal predecessors, (196), 53 states have call successors, (53), 18 states have call predecessors, (53), 17 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2021-12-06 20:57:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 301 transitions. [2021-12-06 20:57:42,280 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 301 transitions. Word has length 74 [2021-12-06 20:57:42,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:57:42,280 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 301 transitions. [2021-12-06 20:57:42,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-06 20:57:42,281 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 301 transitions. [2021-12-06 20:57:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-06 20:57:42,285 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:57:42,285 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:57:42,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 20:57:42,286 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:57:42,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:57:42,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1405383361, now seen corresponding path program 1 times [2021-12-06 20:57:42,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:57:42,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772520558] [2021-12-06 20:57:42,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:57:42,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:57:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:57:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:57:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:57:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-06 20:57:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-06 20:57:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:57:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:57:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:57:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 20:57:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-12-06 20:57:42,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:57:42,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772520558] [2021-12-06 20:57:42,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772520558] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:57:42,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:57:42,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 20:57:42,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326084445] [2021-12-06 20:57:42,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:57:42,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:57:42,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:57:42,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:57:42,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:57:42,481 INFO L87 Difference]: Start difference. First operand 225 states and 301 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-06 20:57:42,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:57:42,829 INFO L93 Difference]: Finished difference Result 601 states and 805 transitions. [2021-12-06 20:57:42,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:57:42,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2021-12-06 20:57:42,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:57:42,832 INFO L225 Difference]: With dead ends: 601 [2021-12-06 20:57:42,833 INFO L226 Difference]: Without dead ends: 390 [2021-12-06 20:57:42,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:57:42,835 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 252 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 866 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:57:42,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 866 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 20:57:42,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-12-06 20:57:42,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 372. [2021-12-06 20:57:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 253 states have (on average 1.2687747035573123) internal successors, (321), 255 states have internal predecessors, (321), 87 states have call successors, (87), 32 states have call predecessors, (87), 31 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2021-12-06 20:57:42,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 494 transitions. [2021-12-06 20:57:42,865 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 494 transitions. Word has length 94 [2021-12-06 20:57:42,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:57:42,865 INFO L470 AbstractCegarLoop]: Abstraction has 372 states and 494 transitions. [2021-12-06 20:57:42,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-06 20:57:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 494 transitions. [2021-12-06 20:57:42,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-12-06 20:57:42,868 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:57:42,868 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:57:42,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 20:57:42,868 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:57:42,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:57:42,868 INFO L85 PathProgramCache]: Analyzing trace with hash 235506925, now seen corresponding path program 1 times [2021-12-06 20:57:42,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:57:42,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695667397] [2021-12-06 20:57:42,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:57:42,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:57:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:57:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:57:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:57:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:42,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-06 20:57:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:57:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-06 20:57:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-06 20:57:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-06 20:57:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 20:57:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-06 20:57:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-06 20:57:42,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:57:42,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695667397] [2021-12-06 20:57:42,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695667397] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:57:42,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125989102] [2021-12-06 20:57:42,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:57:42,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:57:42,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:57:42,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:57:42,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 20:57:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 1001 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 20:57:43,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:57:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-12-06 20:57:43,277 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:57:43,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125989102] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:57:43,278 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:57:43,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2021-12-06 20:57:43,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165848690] [2021-12-06 20:57:43,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:57:43,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:57:43,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:57:43,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:57:43,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:57:43,280 INFO L87 Difference]: Start difference. First operand 372 states and 494 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-06 20:57:43,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:57:43,328 INFO L93 Difference]: Finished difference Result 922 states and 1269 transitions. [2021-12-06 20:57:43,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:57:43,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 87 [2021-12-06 20:57:43,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:57:43,335 INFO L225 Difference]: With dead ends: 922 [2021-12-06 20:57:43,335 INFO L226 Difference]: Without dead ends: 564 [2021-12-06 20:57:43,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:57:43,338 INFO L933 BasicCegarLoop]: 426 mSDtfsCounter, 116 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:57:43,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [150 Valid, 724 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 20:57:43,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2021-12-06 20:57:43,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 410. [2021-12-06 20:57:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 277 states have (on average 1.2743682310469313) internal successors, (353), 281 states have internal predecessors, (353), 101 states have call successors, (101), 32 states have call predecessors, (101), 31 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2021-12-06 20:57:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 554 transitions. [2021-12-06 20:57:43,375 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 554 transitions. Word has length 87 [2021-12-06 20:57:43,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:57:43,376 INFO L470 AbstractCegarLoop]: Abstraction has 410 states and 554 transitions. [2021-12-06 20:57:43,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-06 20:57:43,376 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 554 transitions. [2021-12-06 20:57:43,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-12-06 20:57:43,379 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:57:43,379 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:57:43,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 20:57:43,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:57:43,581 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:57:43,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:57:43,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1328000649, now seen corresponding path program 1 times [2021-12-06 20:57:43,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:57:43,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455055419] [2021-12-06 20:57:43,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:57:43,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:57:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:57:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:57:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:57:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-06 20:57:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 20:57:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-06 20:57:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 20:57:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-06 20:57:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 20:57:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:57:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-12-06 20:57:43,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:57:43,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455055419] [2021-12-06 20:57:43,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455055419] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:57:43,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678532173] [2021-12-06 20:57:43,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:57:43,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:57:43,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:57:43,858 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:57:43,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 20:57:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:57:44,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 20:57:44,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:57:44,198 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-12-06 20:57:44,199 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:57:44,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678532173] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:57:44,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:57:44,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2021-12-06 20:57:44,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961679385] [2021-12-06 20:57:44,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:57:44,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:57:44,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:57:44,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:57:44,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:57:44,201 INFO L87 Difference]: Start difference. First operand 410 states and 554 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-06 20:57:44,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:57:44,214 INFO L93 Difference]: Finished difference Result 410 states and 554 transitions. [2021-12-06 20:57:44,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:57:44,215 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2021-12-06 20:57:44,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:57:44,216 INFO L225 Difference]: With dead ends: 410 [2021-12-06 20:57:44,216 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 20:57:44,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:57:44,217 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 222 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:57:44,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [222 Valid, 295 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 20:57:44,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 20:57:44,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 20:57:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 20:57:44,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 20:57:44,219 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-12-06 20:57:44,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:57:44,219 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 20:57:44,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-12-06 20:57:44,219 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 20:57:44,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 20:57:44,221 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 20:57:44,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 20:57:44,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:57:44,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 20:57:44,838 INFO L861 garLoopResultBuilder]: At program point __list_addENTRY(lines 2129 2131) the Hoare annotation is: true [2021-12-06 20:57:44,838 INFO L858 garLoopResultBuilder]: For program point __list_addFINAL(lines 2129 2131) no Hoare annotation was computed. [2021-12-06 20:57:44,839 INFO L858 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2021-12-06 20:57:44,839 INFO L861 garLoopResultBuilder]: At program point __release_regionENTRY(lines 2132 2134) the Hoare annotation is: true [2021-12-06 20:57:44,839 INFO L858 garLoopResultBuilder]: For program point __release_regionFINAL(lines 2132 2134) no Hoare annotation was computed. [2021-12-06 20:57:44,839 INFO L858 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2021-12-06 20:57:44,839 INFO L858 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2021-12-06 20:57:44,839 INFO L854 garLoopResultBuilder]: At program point kfreeENTRY(lines 2182 2184) the Hoare annotation is: (= |old(#valid)| |#valid|) [2021-12-06 20:57:44,839 INFO L858 garLoopResultBuilder]: For program point kfreeFINAL(lines 2182 2184) no Hoare annotation was computed. [2021-12-06 20:57:44,839 INFO L858 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2021-12-06 20:57:44,840 INFO L854 garLoopResultBuilder]: At program point pnp_get_resourceENTRY(lines 2163 2165) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-06 20:57:44,840 INFO L858 garLoopResultBuilder]: For program point pnp_get_resourceFINAL(lines 2163 2165) no Hoare annotation was computed. [2021-12-06 20:57:44,840 INFO L854 garLoopResultBuilder]: At program point L2164(line 2164) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-06 20:57:44,840 INFO L858 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2021-12-06 20:57:44,840 INFO L858 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2021-12-06 20:57:44,840 INFO L861 garLoopResultBuilder]: At program point msleepENTRY(lines 2160 2162) the Hoare annotation is: true [2021-12-06 20:57:44,840 INFO L858 garLoopResultBuilder]: For program point msleepFINAL(lines 2160 2162) no Hoare annotation was computed. [2021-12-06 20:57:44,841 INFO L858 garLoopResultBuilder]: For program point pnp_resource_validFINAL(lines 1601 1610) no Hoare annotation was computed. [2021-12-06 20:57:44,841 INFO L858 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2021-12-06 20:57:44,841 INFO L861 garLoopResultBuilder]: At program point pnp_resource_validENTRY(lines 1601 1610) the Hoare annotation is: true [2021-12-06 20:57:44,841 INFO L858 garLoopResultBuilder]: For program point L1604(lines 1604 1607) no Hoare annotation was computed. [2021-12-06 20:57:44,841 INFO L858 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2021-12-06 20:57:44,841 INFO L861 garLoopResultBuilder]: At program point gameport_set_nameENTRY(lines 1593 1599) the Hoare annotation is: true [2021-12-06 20:57:44,841 INFO L858 garLoopResultBuilder]: For program point gameport_set_nameFINAL(lines 1593 1599) no Hoare annotation was computed. [2021-12-06 20:57:44,841 INFO L861 garLoopResultBuilder]: At program point L2179(lines 2178 2180) the Hoare annotation is: true [2021-12-06 20:57:44,841 INFO L858 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2021-12-06 20:57:44,842 INFO L854 garLoopResultBuilder]: At program point gameport_free_portENTRY(lines 1586 1592) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2021-12-06 20:57:44,842 INFO L854 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2021-12-06 20:57:44,842 INFO L858 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2021-12-06 20:57:44,842 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 1529 1535) no Hoare annotation was computed. [2021-12-06 20:57:44,842 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 1529 1535) the Hoare annotation is: true [2021-12-06 20:57:44,842 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2021-12-06 20:57:44,842 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2021-12-06 20:57:44,842 INFO L858 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2021-12-06 20:57:44,843 INFO L854 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2021-12-06 20:57:44,843 INFO L861 garLoopResultBuilder]: At program point L2071-1(lines 2066 2075) the Hoare annotation is: true [2021-12-06 20:57:44,843 INFO L861 garLoopResultBuilder]: At program point kzallocENTRY(lines 2057 2063) the Hoare annotation is: true [2021-12-06 20:57:44,843 INFO L858 garLoopResultBuilder]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2021-12-06 20:57:44,843 INFO L858 garLoopResultBuilder]: For program point kzallocFINAL(lines 2057 2063) no Hoare annotation was computed. [2021-12-06 20:57:44,843 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2021-12-06 20:57:44,843 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 1536 1542) the Hoare annotation is: true [2021-12-06 20:57:44,843 INFO L858 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2021-12-06 20:57:44,843 INFO L861 garLoopResultBuilder]: At program point inbENTRY(lines 1453 1460) the Hoare annotation is: true [2021-12-06 20:57:44,844 INFO L858 garLoopResultBuilder]: For program point inbFINAL(lines 1453 1460) no Hoare annotation was computed. [2021-12-06 20:57:44,844 INFO L861 garLoopResultBuilder]: At program point __gameport_register_portENTRY(lines 2126 2128) the Hoare annotation is: true [2021-12-06 20:57:44,844 INFO L858 garLoopResultBuilder]: For program point __gameport_register_portFINAL(lines 2126 2128) no Hoare annotation was computed. [2021-12-06 20:57:44,844 INFO L858 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2021-12-06 20:57:44,844 INFO L858 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2021-12-06 20:57:44,844 INFO L861 garLoopResultBuilder]: At program point outbENTRY(lines 1446 1452) the Hoare annotation is: true [2021-12-06 20:57:44,844 INFO L858 garLoopResultBuilder]: For program point outbFINAL(lines 1446 1452) no Hoare annotation was computed. [2021-12-06 20:57:44,844 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 1476 1478) the Hoare annotation is: true [2021-12-06 20:57:44,844 INFO L858 garLoopResultBuilder]: For program point L1477(line 1477) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point L1477-2(lines 1476 1478) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L861 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2021-12-06 20:57:44,845 INFO L861 garLoopResultBuilder]: At program point gameport_allocate_portENTRY(lines 1576 1585) the Hoare annotation is: true [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point gameport_allocate_portFINAL(lines 1576 1585) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L854 garLoopResultBuilder]: At program point __request_regionENTRY(lines 2135 2137) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L854 garLoopResultBuilder]: At program point L2136(line 2136) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point __request_regionFINAL(lines 2135 2137) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L858 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2021-12-06 20:57:44,845 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 1479 1495) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L861 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 1496 1512) the Hoare annotation is: (or (not (= ~ldv_state_variable_1~0 0)) (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2021-12-06 20:57:44,846 INFO L861 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L858 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2021-12-06 20:57:44,846 INFO L854 garLoopResultBuilder]: At program point L1918(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,846 INFO L854 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,847 INFO L858 garLoopResultBuilder]: For program point L1885-1(line 1885) no Hoare annotation was computed. [2021-12-06 20:57:44,847 INFO L858 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2021-12-06 20:57:44,847 INFO L854 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,847 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2021-12-06 20:57:44,847 INFO L858 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2021-12-06 20:57:44,847 INFO L854 garLoopResultBuilder]: At program point L1440(lines 1437 1442) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,847 INFO L861 garLoopResultBuilder]: At program point L1952(lines 1925 1954) the Hoare annotation is: true [2021-12-06 20:57:44,847 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 20:57:44,847 INFO L854 garLoopResultBuilder]: At program point L1787(lines 1787 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,847 INFO L858 garLoopResultBuilder]: For program point L1787-1(lines 1787 1788) no Hoare annotation was computed. [2021-12-06 20:57:44,847 INFO L858 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2021-12-06 20:57:44,847 INFO L854 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,847 INFO L854 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,848 INFO L854 garLoopResultBuilder]: At program point L2151(lines 2150 2152) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 20:57:44,848 INFO L858 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2021-12-06 20:57:44,848 INFO L854 garLoopResultBuilder]: At program point L1755(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,848 INFO L854 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,848 INFO L858 garLoopResultBuilder]: For program point L1755-1(line 1755) no Hoare annotation was computed. [2021-12-06 20:57:44,848 INFO L854 garLoopResultBuilder]: At program point L2168(lines 2167 2169) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,848 INFO L854 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,848 INFO L854 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,848 INFO L858 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2021-12-06 20:57:44,848 INFO L854 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 20:57:44,849 INFO L858 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2021-12-06 20:57:44,849 INFO L854 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,849 INFO L858 garLoopResultBuilder]: For program point L1425-1(line 1425) no Hoare annotation was computed. [2021-12-06 20:57:44,849 INFO L854 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,849 INFO L858 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2021-12-06 20:57:44,849 INFO L854 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,849 INFO L858 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2021-12-06 20:57:44,849 INFO L858 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2021-12-06 20:57:44,849 INFO L861 garLoopResultBuilder]: At program point L2053(lines 1960 2055) the Hoare annotation is: true [2021-12-06 20:57:44,849 INFO L858 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L858 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L858 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L854 garLoopResultBuilder]: At program point L1426(lines 1422 1428) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,850 INFO L854 garLoopResultBuilder]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,850 INFO L858 garLoopResultBuilder]: For program point L1988(lines 1988 1992) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L858 garLoopResultBuilder]: For program point L1922(line 1922) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L858 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L858 garLoopResultBuilder]: For program point L1922-2(line 1922) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L854 garLoopResultBuilder]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,850 INFO L854 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,850 INFO L858 garLoopResultBuilder]: For program point L1658-1(line 1658) no Hoare annotation was computed. [2021-12-06 20:57:44,850 INFO L861 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2021-12-06 20:57:44,850 INFO L854 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L1972-1(line 1972) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L854 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L854 garLoopResultBuilder]: At program point L1774(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,851 INFO L854 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L1659(lines 1659 1663) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L861 garLoopResultBuilder]: At program point L2171(lines 2170 2172) the Hoare annotation is: true [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L861 garLoopResultBuilder]: At program point L1940(lines 1940 1941) the Hoare annotation is: true [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L1940-1(lines 1940 1941) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L858 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2021-12-06 20:57:44,851 INFO L854 garLoopResultBuilder]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,852 INFO L854 garLoopResultBuilder]: At program point L2155(lines 2154 2156) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,852 INFO L858 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2021-12-06 20:57:44,852 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 20:57:44,852 INFO L861 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2021-12-06 20:57:44,852 INFO L854 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,852 INFO L858 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2021-12-06 20:57:44,852 INFO L858 garLoopResultBuilder]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2021-12-06 20:57:44,852 INFO L854 garLoopResultBuilder]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,852 INFO L858 garLoopResultBuilder]: For program point L1760(line 1760) no Hoare annotation was computed. [2021-12-06 20:57:44,852 INFO L854 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,853 INFO L854 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,853 INFO L854 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,853 INFO L858 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2021-12-06 20:57:44,853 INFO L861 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2021-12-06 20:57:44,853 INFO L858 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2021-12-06 20:57:44,853 INFO L854 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,853 INFO L854 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,853 INFO L854 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,853 INFO L854 garLoopResultBuilder]: At program point L1810-1(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,854 INFO L854 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,854 INFO L858 garLoopResultBuilder]: For program point L1645-1(line 1645) no Hoare annotation was computed. [2021-12-06 20:57:44,854 INFO L854 garLoopResultBuilder]: At program point L1761(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,854 INFO L858 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2021-12-06 20:57:44,854 INFO L858 garLoopResultBuilder]: For program point L1761-1(line 1761) no Hoare annotation was computed. [2021-12-06 20:57:44,854 INFO L854 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,854 INFO L858 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2021-12-06 20:57:44,854 INFO L854 garLoopResultBuilder]: At program point L1464(lines 1461 1466) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,854 INFO L858 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2021-12-06 20:57:44,854 INFO L854 garLoopResultBuilder]: At program point L1646(lines 1639 1648) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,855 INFO L858 garLoopResultBuilder]: For program point L2026(lines 2026 2030) no Hoare annotation was computed. [2021-12-06 20:57:44,855 INFO L858 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2021-12-06 20:57:44,855 INFO L858 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2021-12-06 20:57:44,855 INFO L858 garLoopResultBuilder]: For program point L1762(lines 1762 1765) no Hoare annotation was computed. [2021-12-06 20:57:44,855 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2021-12-06 20:57:44,855 INFO L858 garLoopResultBuilder]: For program point L1762-2(lines 1762 1765) no Hoare annotation was computed. [2021-12-06 20:57:44,855 INFO L861 garLoopResultBuilder]: At program point L2142(lines 2141 2143) the Hoare annotation is: true [2021-12-06 20:57:44,855 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 20:57:44,855 INFO L854 garLoopResultBuilder]: At program point L1432(lines 1429 1434) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,856 INFO L858 garLoopResultBuilder]: For program point L1812(line 1812) no Hoare annotation was computed. [2021-12-06 20:57:44,856 INFO L854 garLoopResultBuilder]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,856 INFO L858 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2021-12-06 20:57:44,856 INFO L854 garLoopResultBuilder]: At program point L1664(lines 1649 1666) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,856 INFO L854 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,856 INFO L858 garLoopResultBuilder]: For program point L1631-1(line 1631) no Hoare annotation was computed. [2021-12-06 20:57:44,856 INFO L858 garLoopResultBuilder]: For program point L1565(lines 1565 1568) no Hoare annotation was computed. [2021-12-06 20:57:44,856 INFO L858 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2021-12-06 20:57:44,856 INFO L858 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2021-12-06 20:57:44,856 INFO L858 garLoopResultBuilder]: For program point L1615-2(lines 1615 1618) no Hoare annotation was computed. [2021-12-06 20:57:44,857 INFO L854 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,857 INFO L858 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2021-12-06 20:57:44,857 INFO L858 garLoopResultBuilder]: For program point L1632(lines 1632 1635) no Hoare annotation was computed. [2021-12-06 20:57:44,857 INFO L858 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2021-12-06 20:57:44,857 INFO L861 garLoopResultBuilder]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2021-12-06 20:57:44,857 INFO L854 garLoopResultBuilder]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,857 INFO L854 garLoopResultBuilder]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,857 INFO L854 garLoopResultBuilder]: At program point L1748(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,857 INFO L858 garLoopResultBuilder]: For program point L1996(line 1996) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L854 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,858 INFO L858 garLoopResultBuilder]: For program point L1418-1(line 1418) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L858 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L858 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L858 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L858 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L858 garLoopResultBuilder]: For program point L1749(lines 1749 1750) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L854 garLoopResultBuilder]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,858 INFO L858 garLoopResultBuilder]: For program point L1997(lines 1997 2002) no Hoare annotation was computed. [2021-12-06 20:57:44,858 INFO L854 garLoopResultBuilder]: At program point L1419(lines 1415 1421) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,859 INFO L854 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,859 INFO L858 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2021-12-06 20:57:44,859 INFO L858 garLoopResultBuilder]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2021-12-06 20:57:44,859 INFO L854 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,859 INFO L858 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2021-12-06 20:57:44,859 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 20:57:44,859 INFO L861 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2021-12-06 20:57:44,859 INFO L858 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2021-12-06 20:57:44,859 INFO L858 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2021-12-06 20:57:44,859 INFO L861 garLoopResultBuilder]: At program point L1948(lines 1932 1953) the Hoare annotation is: true [2021-12-06 20:57:44,859 INFO L854 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1800-1(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1701(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1701-1(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L858 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2021-12-06 20:57:44,860 INFO L858 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,860 INFO L854 garLoopResultBuilder]: At program point L1784(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,861 INFO L858 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2021-12-06 20:57:44,861 INFO L854 garLoopResultBuilder]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,861 INFO L858 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2021-12-06 20:57:44,861 INFO L854 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,861 INFO L858 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2021-12-06 20:57:44,861 INFO L858 garLoopResultBuilder]: For program point L1702(line 1702) no Hoare annotation was computed. [2021-12-06 20:57:44,861 INFO L861 garLoopResultBuilder]: At program point L2148(lines 2147 2149) the Hoare annotation is: true [2021-12-06 20:57:44,861 INFO L854 garLoopResultBuilder]: At program point L1636(lines 1623 1638) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,861 INFO L854 garLoopResultBuilder]: At program point L1570(lines 1561 1572) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,861 INFO L854 garLoopResultBuilder]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,862 INFO L858 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2021-12-06 20:57:44,862 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2021-12-06 20:57:44,862 INFO L854 garLoopResultBuilder]: At program point L1620(lines 1611 1622) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,862 INFO L861 garLoopResultBuilder]: At program point L2033(lines 1969 2054) the Hoare annotation is: true [2021-12-06 20:57:44,862 INFO L858 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2021-12-06 20:57:44,862 INFO L854 garLoopResultBuilder]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 20:57:44,865 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-06 20:57:44,866 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 20:57:44,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 08:57:44 BoogieIcfgContainer [2021-12-06 20:57:44,880 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 20:57:44,881 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 20:57:44,881 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 20:57:44,881 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 20:57:44,881 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:57:41" (3/4) ... [2021-12-06 20:57:44,883 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2021-12-06 20:57:44,888 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2021-12-06 20:57:44,889 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2021-12-06 20:57:44,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2021-12-06 20:57:44,904 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-12-06 20:57:44,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-06 20:57:44,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 20:57:44,908 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 20:57:45,079 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 20:57:45,079 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 20:57:45,080 INFO L158 Benchmark]: Toolchain (without parser) took 5182.91ms. Allocated memory was 121.6MB in the beginning and 188.7MB in the end (delta: 67.1MB). Free memory was 81.3MB in the beginning and 100.0MB in the end (delta: -18.8MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. [2021-12-06 20:57:45,080 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 101.3MB in the beginning and 101.2MB in the end (delta: 138.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:57:45,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.77ms. Allocated memory is still 121.6MB. Free memory was 81.1MB in the beginning and 64.8MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-06 20:57:45,080 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.36ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 58.5MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 20:57:45,080 INFO L158 Benchmark]: Boogie Preprocessor took 59.28ms. Allocated memory is still 121.6MB. Free memory was 58.5MB in the beginning and 52.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 20:57:45,081 INFO L158 Benchmark]: RCFGBuilder took 688.41ms. Allocated memory is still 121.6MB. Free memory was 52.7MB in the beginning and 46.6MB in the end (delta: 6.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-12-06 20:57:45,081 INFO L158 Benchmark]: TraceAbstraction took 3664.75ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 45.9MB in the beginning and 59.5MB in the end (delta: -13.6MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-12-06 20:57:45,081 INFO L158 Benchmark]: Witness Printer took 198.33ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 59.5MB in the beginning and 100.0MB in the end (delta: -40.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-06 20:57:45,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 101.3MB in the beginning and 101.2MB in the end (delta: 138.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.77ms. Allocated memory is still 121.6MB. Free memory was 81.1MB in the beginning and 64.8MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.36ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 58.5MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.28ms. Allocated memory is still 121.6MB. Free memory was 58.5MB in the beginning and 52.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 688.41ms. Allocated memory is still 121.6MB. Free memory was 52.7MB in the beginning and 46.6MB in the end (delta: 6.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3664.75ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 45.9MB in the beginning and 59.5MB in the end (delta: -13.6MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Witness Printer took 198.33ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 59.5MB in the beginning and 100.0MB in the end (delta: -40.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1533]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 832 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 743 mSDsluCounter, 3175 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1659 mSDsCounter, 173 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 520 IncrementalHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 173 mSolverCounterUnsat, 1516 mSDtfsCounter, 520 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 301 GetRequests, 283 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=410occurred in iteration=3, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 267 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 111 LocationsWithAnnotation, 496 PreInvPairs, 663 NumberOfFragments, 355 HoareAnnotationTreeSize, 496 FomulaSimplifications, 728 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 111 FomulaSimplificationsInter, 879 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 554 NumberOfCodeBlocks, 554 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 548 ConstructedInterpolants, 0 QuantifiedInterpolants, 982 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2224 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 249/254 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2150]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1623]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1422]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2154]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2167]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1415]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1461]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1437]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1611]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1675]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1649]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1639]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1842]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2021-12-06 20:57:45,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24856a8c-087f-4840-96b2-2089b5dcb172/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE