./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/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_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y --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 0.2.1-dev-63182f1 [2021-11-13 18:32:54,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:32:54,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:32:54,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:32:54,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:32:54,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:32:54,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:32:54,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:32:54,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:32:54,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:32:54,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:32:54,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:32:54,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:32:54,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:32:54,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:32:54,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:32:54,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:32:54,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:32:54,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:32:54,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:32:54,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:32:54,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:32:54,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:32:54,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:32:54,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:32:54,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:32:54,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:32:54,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:32:54,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:32:54,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:32:54,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:32:54,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:32:54,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:32:54,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:32:54,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:32:54,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:32:54,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:32:54,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:32:54,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:32:54,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:32:54,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:32:54,439 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:32:54,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:32:54,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:32:54,483 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:32:54,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:32:54,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:32:54,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:32:54,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:32:54,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:32:54,493 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:32:54,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:32:54,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:32:54,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:32:54,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:32:54,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:32:54,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:32:54,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:32:54,495 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:32:54,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:32:54,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:32:54,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:32:54,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:32:54,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:32:54,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:32:54,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:32:54,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:32:54,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:32:54,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:32:54,498 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:32:54,498 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:32:54,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:32:54,500 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:32:54,500 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_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2021-11-13 18:32:54,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:32:54,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:32:54,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:32:54,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:32:54,778 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:32:54,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/../../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 [2021-11-13 18:32:54,845 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/data/7fdc1e51e/abdda4f7305042918a2505dad9012007/FLAG98b8526c9 [2021-11-13 18:32:55,456 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:32:55,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/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 [2021-11-13 18:32:55,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/data/7fdc1e51e/abdda4f7305042918a2505dad9012007/FLAG98b8526c9 [2021-11-13 18:32:55,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/data/7fdc1e51e/abdda4f7305042918a2505dad9012007 [2021-11-13 18:32:55,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:32:55,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:32:55,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:32:55,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:32:55,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:32:55,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:32:55" (1/1) ... [2021-11-13 18:32:55,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f85a910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:55, skipping insertion in model container [2021-11-13 18:32:55,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:32:55" (1/1) ... [2021-11-13 18:32:55,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:32:55,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:32:56,126 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2021-11-13 18:32:56,126 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2021-11-13 18:32:56,230 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/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] [2021-11-13 18:32:56,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:32:56,480 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:32:56,523 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2021-11-13 18:32:56,523 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2021-11-13 18:32:56,538 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/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] [2021-11-13 18:32:56,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:32:56,730 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:32:56,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56 WrapperNode [2021-11-13 18:32:56,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:32:56,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:32:56,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:32:56,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:32:56,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:32:56,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:32:56,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:32:56,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:32:56,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:56,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:57,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:32:57,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:32:57,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:32:57,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:32:57,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (1/1) ... [2021-11-13 18:32:57,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:32:57,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:32:57,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:32:57,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:32:57,125 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-13 18:32:57,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-13 18:32:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2021-11-13 18:32:57,126 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2021-11-13 18:32:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:32:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-13 18:32:57,127 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-13 18:32:57,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:32:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2021-11-13 18:32:57,128 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2021-11-13 18:32:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2021-11-13 18:32:57,128 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2021-11-13 18:32:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 18:32:57,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 18:32:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:32:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2021-11-13 18:32:57,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2021-11-13 18:32:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:32:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2021-11-13 18:32:57,130 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2021-11-13 18:32:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:32:57,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:32:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:32:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:32:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-13 18:32:57,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-13 18:32:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 18:32:57,131 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 18:32:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:32:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2021-11-13 18:32:57,132 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2021-11-13 18:32:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 18:32:57,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 18:32:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 18:32:57,133 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 18:32:57,133 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-13 18:32:57,133 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-13 18:32:57,133 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-13 18:32:57,133 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-13 18:32:57,134 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 18:32:57,134 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 18:32:57,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:32:57,134 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-13 18:32:57,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-13 18:32:57,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:32:57,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 18:32:57,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 18:32:57,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:32:57,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:32:57,557 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 18:32:58,517 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:32:58,517 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:32:58,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:32:58 BoogieIcfgContainer [2021-11-13 18:32:58,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:32:58,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:32:58,523 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:32:58,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:32:58,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:32:55" (1/3) ... [2021-11-13 18:32:58,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402f9d72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:32:58, skipping insertion in model container [2021-11-13 18:32:58,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:32:56" (2/3) ... [2021-11-13 18:32:58,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402f9d72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:32:58, skipping insertion in model container [2021-11-13 18:32:58,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:32:58" (3/3) ... [2021-11-13 18:32:58,530 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 [2021-11-13 18:32:58,535 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:32:58,535 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:32:58,585 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:32:58,592 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 [2021-11-13 18:32:58,592 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:32:58,616 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) [2021-11-13 18:32:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 18:32:58,628 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:32:58,629 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] [2021-11-13 18:32:58,630 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:32:58,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:32:58,635 INFO L85 PathProgramCache]: Analyzing trace with hash 743698219, now seen corresponding path program 1 times [2021-11-13 18:32:58,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:32:58,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921460617] [2021-11-13 18:32:58,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:32:58,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:32:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:32:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:32:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-11-13 18:32:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:32:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-13 18:32:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:32:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-13 18:32:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-13 18:32:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-13 18:32:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:32:59,275 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 18:32:59,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:32:59,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921460617] [2021-11-13 18:32:59,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921460617] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:32:59,277 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:32:59,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:32:59,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907220663] [2021-11-13 18:32:59,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:32:59,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:32:59,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:32:59,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:32:59,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:32:59,330 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) [2021-11-13 18:33:00,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:33:00,211 INFO L93 Difference]: Finished difference Result 595 states and 852 transitions. [2021-11-13 18:33:00,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:33:00,215 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 [2021-11-13 18:33:00,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:33:00,243 INFO L225 Difference]: With dead ends: 595 [2021-11-13 18:33:00,243 INFO L226 Difference]: Without dead ends: 320 [2021-11-13 18:33:00,253 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 [2021-11-13 18:33:00,262 INFO L933 BasicCegarLoop]: 467 mSDtfsCounter, 153 mSDsluCounter, 827 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 531.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 38.70ms SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 671.61ms IncrementalHoareTripleChecker+Time [2021-11-13 18:33:00,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 1294 Invalid, 313 Unknown, 0 Unchecked, 38.70ms Time], IncrementalHoareTripleChecker [66 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 671.61ms Time] [2021-11-13 18:33:00,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-11-13 18:33:00,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 225. [2021-11-13 18:33:00,377 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) [2021-11-13 18:33:00,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 301 transitions. [2021-11-13 18:33:00,383 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 301 transitions. Word has length 74 [2021-11-13 18:33:00,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:33:00,383 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 301 transitions. [2021-11-13 18:33:00,384 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) [2021-11-13 18:33:00,384 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 301 transitions. [2021-11-13 18:33:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 18:33:00,390 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:33:00,390 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] [2021-11-13 18:33:00,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:33:00,391 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:33:00,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:33:00,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1405383361, now seen corresponding path program 1 times [2021-11-13 18:33:00,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:33:00,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658144584] [2021-11-13 18:33:00,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:33:00,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:33:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:33:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:33:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:33:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-11-13 18:33:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-13 18:33:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-13 18:33:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:33:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:33:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-13 18:33:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:00,716 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 18:33:00,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:33:00,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658144584] [2021-11-13 18:33:00,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658144584] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:33:00,718 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:33:00,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:33:00,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787832158] [2021-11-13 18:33:00,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:33:00,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:33:00,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:33:00,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:33:00,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:33:00,722 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) [2021-11-13 18:33:01,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:33:01,381 INFO L93 Difference]: Finished difference Result 601 states and 805 transitions. [2021-11-13 18:33:01,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:33:01,381 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 [2021-11-13 18:33:01,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:33:01,388 INFO L225 Difference]: With dead ends: 601 [2021-11-13 18:33:01,388 INFO L226 Difference]: Without dead ends: 390 [2021-11-13 18:33:01,390 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 [2021-11-13 18:33:01,396 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 252 mSDsluCounter, 529 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 458.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 855 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.22ms SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 568.64ms IncrementalHoareTripleChecker+Time [2021-11-13 18:33:01,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 855 Invalid, 354 Unknown, 0 Unchecked, 18.22ms Time], IncrementalHoareTripleChecker [103 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 568.64ms Time] [2021-11-13 18:33:01,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-11-13 18:33:01,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 372. [2021-11-13 18:33:01,453 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) [2021-11-13 18:33:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 494 transitions. [2021-11-13 18:33:01,458 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 494 transitions. Word has length 94 [2021-11-13 18:33:01,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:33:01,459 INFO L470 AbstractCegarLoop]: Abstraction has 372 states and 494 transitions. [2021-11-13 18:33:01,459 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) [2021-11-13 18:33:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 494 transitions. [2021-11-13 18:33:01,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 18:33:01,470 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:33:01,471 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] [2021-11-13 18:33:01,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:33:01,471 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:33:01,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:33:01,472 INFO L85 PathProgramCache]: Analyzing trace with hash 235506925, now seen corresponding path program 1 times [2021-11-13 18:33:01,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:33:01,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22484705] [2021-11-13 18:33:01,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:33:01,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:33:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:33:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:33:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-11-13 18:33:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-13 18:33:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:33:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-13 18:33:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-13 18:33:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:33:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-13 18:33:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-13 18:33:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 18:33:01,716 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:33:01,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22484705] [2021-11-13 18:33:01,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22484705] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:33:01,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649216687] [2021-11-13 18:33:01,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:33:01,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:33:01,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:33:01,722 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:33:01,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:33:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:01,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:33:01,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:33:02,239 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-13 18:33:02,240 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:33:02,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649216687] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:33:02,241 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:33:02,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2021-11-13 18:33:02,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102361654] [2021-11-13 18:33:02,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:33:02,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:33:02,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:33:02,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:33:02,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:33:02,282 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) [2021-11-13 18:33:02,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:33:02,345 INFO L93 Difference]: Finished difference Result 922 states and 1269 transitions. [2021-11-13 18:33:02,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:33:02,346 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 [2021-11-13 18:33:02,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:33:02,355 INFO L225 Difference]: With dead ends: 922 [2021-11-13 18:33:02,356 INFO L226 Difference]: Without dead ends: 564 [2021-11-13 18:33:02,357 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 [2021-11-13 18:33:02,360 INFO L933 BasicCegarLoop]: 426 mSDtfsCounter, 116 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.00ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.91ms IncrementalHoareTripleChecker+Time [2021-11-13 18:33:02,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [150 Valid, 724 Invalid, 25 Unknown, 0 Unchecked, 4.00ms Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 24.91ms Time] [2021-11-13 18:33:02,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2021-11-13 18:33:02,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 410. [2021-11-13 18:33:02,394 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) [2021-11-13 18:33:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 554 transitions. [2021-11-13 18:33:02,398 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 554 transitions. Word has length 87 [2021-11-13 18:33:02,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:33:02,402 INFO L470 AbstractCegarLoop]: Abstraction has 410 states and 554 transitions. [2021-11-13 18:33:02,403 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) [2021-11-13 18:33:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 554 transitions. [2021-11-13 18:33:02,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 18:33:02,408 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:33:02,408 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] [2021-11-13 18:33:02,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:33:02,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:33:02,622 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:33:02,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:33:02,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1328000649, now seen corresponding path program 1 times [2021-11-13 18:33:02,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:33:02,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745542632] [2021-11-13 18:33:02,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:33:02,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:33:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:33:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:33:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:33:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-13 18:33:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-13 18:33:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:33:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-13 18:33:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-11-13 18:33:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-13 18:33:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:33:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:02,849 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-13 18:33:02,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:33:02,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745542632] [2021-11-13 18:33:02,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745542632] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:33:02,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103112755] [2021-11-13 18:33:02,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:33:02,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:33:02,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:33:02,852 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:33:02,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:33:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:33:03,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:33:03,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:33:03,523 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 18:33:03,523 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:33:03,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103112755] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:33:03,534 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:33:03,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2021-11-13 18:33:03,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136484428] [2021-11-13 18:33:03,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:33:03,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:33:03,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:33:03,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:33:03,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-11-13 18:33:03,537 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) [2021-11-13 18:33:03,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:33:03,568 INFO L93 Difference]: Finished difference Result 410 states and 554 transitions. [2021-11-13 18:33:03,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:33:03,569 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 [2021-11-13 18:33:03,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:33:03,570 INFO L225 Difference]: With dead ends: 410 [2021-11-13 18:33:03,570 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 18:33:03,571 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 [2021-11-13 18:33:03,572 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 222 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.49ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.80ms IncrementalHoareTripleChecker+Time [2021-11-13 18:33:03,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [222 Valid, 295 Invalid, 1 Unknown, 0 Unchecked, 1.49ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 13.80ms Time] [2021-11-13 18:33:03,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 18:33:03,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 18:33:03,577 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) [2021-11-13 18:33:03,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:33:03,578 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-11-13 18:33:03,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:33:03,578 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:33:03,578 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) [2021-11-13 18:33:03,578 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:33:03,578 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 18:33:03,581 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:33:03,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:33:03,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:33:03,815 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 18:33:04,328 INFO L861 garLoopResultBuilder]: At program point __list_addENTRY(lines 2129 2131) the Hoare annotation is: true [2021-11-13 18:33:04,329 INFO L858 garLoopResultBuilder]: For program point __list_addFINAL(lines 2129 2131) no Hoare annotation was computed. [2021-11-13 18:33:04,329 INFO L858 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2021-11-13 18:33:04,329 INFO L861 garLoopResultBuilder]: At program point __release_regionENTRY(lines 2132 2134) the Hoare annotation is: true [2021-11-13 18:33:04,329 INFO L858 garLoopResultBuilder]: For program point __release_regionFINAL(lines 2132 2134) no Hoare annotation was computed. [2021-11-13 18:33:04,329 INFO L858 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2021-11-13 18:33:04,329 INFO L858 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2021-11-13 18:33:04,329 INFO L854 garLoopResultBuilder]: At program point kfreeENTRY(lines 2182 2184) the Hoare annotation is: (= |old(#valid)| |#valid|) [2021-11-13 18:33:04,329 INFO L858 garLoopResultBuilder]: For program point kfreeFINAL(lines 2182 2184) no Hoare annotation was computed. [2021-11-13 18:33:04,329 INFO L858 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2021-11-13 18:33:04,330 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|))) [2021-11-13 18:33:04,330 INFO L858 garLoopResultBuilder]: For program point pnp_get_resourceFINAL(lines 2163 2165) no Hoare annotation was computed. [2021-11-13 18:33:04,330 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|))) [2021-11-13 18:33:04,330 INFO L858 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2021-11-13 18:33:04,330 INFO L858 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2021-11-13 18:33:04,330 INFO L861 garLoopResultBuilder]: At program point msleepENTRY(lines 2160 2162) the Hoare annotation is: true [2021-11-13 18:33:04,330 INFO L858 garLoopResultBuilder]: For program point msleepFINAL(lines 2160 2162) no Hoare annotation was computed. [2021-11-13 18:33:04,330 INFO L858 garLoopResultBuilder]: For program point pnp_resource_validFINAL(lines 1601 1610) no Hoare annotation was computed. [2021-11-13 18:33:04,331 INFO L858 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2021-11-13 18:33:04,331 INFO L861 garLoopResultBuilder]: At program point pnp_resource_validENTRY(lines 1601 1610) the Hoare annotation is: true [2021-11-13 18:33:04,331 INFO L858 garLoopResultBuilder]: For program point L1604(lines 1604 1607) no Hoare annotation was computed. [2021-11-13 18:33:04,331 INFO L858 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2021-11-13 18:33:04,331 INFO L861 garLoopResultBuilder]: At program point gameport_set_nameENTRY(lines 1593 1599) the Hoare annotation is: true [2021-11-13 18:33:04,331 INFO L858 garLoopResultBuilder]: For program point gameport_set_nameFINAL(lines 1593 1599) no Hoare annotation was computed. [2021-11-13 18:33:04,331 INFO L861 garLoopResultBuilder]: At program point L2179(lines 2178 2180) the Hoare annotation is: true [2021-11-13 18:33:04,331 INFO L858 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2021-11-13 18:33:04,331 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|)) [2021-11-13 18:33:04,332 INFO L854 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2021-11-13 18:33:04,332 INFO L858 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2021-11-13 18:33:04,332 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 1529 1535) no Hoare annotation was computed. [2021-11-13 18:33:04,332 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 1529 1535) the Hoare annotation is: true [2021-11-13 18:33:04,332 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2021-11-13 18:33:04,332 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2021-11-13 18:33:04,335 INFO L858 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2021-11-13 18:33:04,336 INFO L854 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2021-11-13 18:33:04,336 INFO L861 garLoopResultBuilder]: At program point L2071-1(lines 2066 2075) the Hoare annotation is: true [2021-11-13 18:33:04,336 INFO L861 garLoopResultBuilder]: At program point kzallocENTRY(lines 2057 2063) the Hoare annotation is: true [2021-11-13 18:33:04,336 INFO L858 garLoopResultBuilder]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2021-11-13 18:33:04,336 INFO L858 garLoopResultBuilder]: For program point kzallocFINAL(lines 2057 2063) no Hoare annotation was computed. [2021-11-13 18:33:04,337 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2021-11-13 18:33:04,337 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 1536 1542) the Hoare annotation is: true [2021-11-13 18:33:04,337 INFO L858 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2021-11-13 18:33:04,337 INFO L861 garLoopResultBuilder]: At program point inbENTRY(lines 1453 1460) the Hoare annotation is: true [2021-11-13 18:33:04,337 INFO L858 garLoopResultBuilder]: For program point inbFINAL(lines 1453 1460) no Hoare annotation was computed. [2021-11-13 18:33:04,337 INFO L861 garLoopResultBuilder]: At program point __gameport_register_portENTRY(lines 2126 2128) the Hoare annotation is: true [2021-11-13 18:33:04,341 INFO L858 garLoopResultBuilder]: For program point __gameport_register_portFINAL(lines 2126 2128) no Hoare annotation was computed. [2021-11-13 18:33:04,342 INFO L858 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2021-11-13 18:33:04,342 INFO L858 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2021-11-13 18:33:04,342 INFO L861 garLoopResultBuilder]: At program point outbENTRY(lines 1446 1452) the Hoare annotation is: true [2021-11-13 18:33:04,342 INFO L858 garLoopResultBuilder]: For program point outbFINAL(lines 1446 1452) no Hoare annotation was computed. [2021-11-13 18:33:04,342 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 1476 1478) the Hoare annotation is: true [2021-11-13 18:33:04,342 INFO L858 garLoopResultBuilder]: For program point L1477(line 1477) no Hoare annotation was computed. [2021-11-13 18:33:04,343 INFO L858 garLoopResultBuilder]: For program point L1477-2(lines 1476 1478) no Hoare annotation was computed. [2021-11-13 18:33:04,343 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2021-11-13 18:33:04,343 INFO L858 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2021-11-13 18:33:04,343 INFO L861 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2021-11-13 18:33:04,343 INFO L861 garLoopResultBuilder]: At program point gameport_allocate_portENTRY(lines 1576 1585) the Hoare annotation is: true [2021-11-13 18:33:04,344 INFO L858 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2021-11-13 18:33:04,344 INFO L858 garLoopResultBuilder]: For program point gameport_allocate_portFINAL(lines 1576 1585) no Hoare annotation was computed. [2021-11-13 18:33:04,344 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|))) [2021-11-13 18:33:04,344 INFO L858 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2021-11-13 18:33:04,344 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|))) [2021-11-13 18:33:04,344 INFO L858 garLoopResultBuilder]: For program point __request_regionFINAL(lines 2135 2137) no Hoare annotation was computed. [2021-11-13 18:33:04,345 INFO L858 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2021-11-13 18:33:04,345 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|))) [2021-11-13 18:33:04,345 INFO L858 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2021-11-13 18:33:04,346 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2021-11-13 18:33:04,346 INFO L861 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2021-11-13 18:33:04,346 INFO L858 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2021-11-13 18:33:04,347 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2021-11-13 18:33:04,347 INFO L858 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2021-11-13 18:33:04,347 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:33:04,348 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2021-11-13 18:33:04,349 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|))) [2021-11-13 18:33:04,349 INFO L861 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2021-11-13 18:33:04,349 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2021-11-13 18:33:04,349 INFO L858 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2021-11-13 18:33:04,349 INFO L858 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2021-11-13 18:33:04,350 INFO L854 garLoopResultBuilder]: At program point L1918(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,350 INFO L854 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,350 INFO L858 garLoopResultBuilder]: For program point L1885-1(line 1885) no Hoare annotation was computed. [2021-11-13 18:33:04,350 INFO L858 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2021-11-13 18:33:04,350 INFO L854 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,350 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2021-11-13 18:33:04,351 INFO L858 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2021-11-13 18:33:04,351 INFO L854 garLoopResultBuilder]: At program point L1440(lines 1437 1442) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,351 INFO L861 garLoopResultBuilder]: At program point L1952(lines 1925 1954) the Hoare annotation is: true [2021-11-13 18:33:04,351 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 18:33:04,351 INFO L854 garLoopResultBuilder]: At program point L1787(lines 1787 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,351 INFO L858 garLoopResultBuilder]: For program point L1787-1(lines 1787 1788) no Hoare annotation was computed. [2021-11-13 18:33:04,352 INFO L858 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2021-11-13 18:33:04,352 INFO L854 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,352 INFO L854 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,352 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)) [2021-11-13 18:33:04,352 INFO L858 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2021-11-13 18:33:04,352 INFO L854 garLoopResultBuilder]: At program point L1755(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,353 INFO L854 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,353 INFO L858 garLoopResultBuilder]: For program point L1755-1(line 1755) no Hoare annotation was computed. [2021-11-13 18:33:04,353 INFO L854 garLoopResultBuilder]: At program point L2168(lines 2167 2169) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,353 INFO L854 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,353 INFO L854 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,354 INFO L858 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2021-11-13 18:33:04,354 INFO L854 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-13 18:33:04,354 INFO L858 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2021-11-13 18:33:04,354 INFO L854 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,354 INFO L858 garLoopResultBuilder]: For program point L1425-1(line 1425) no Hoare annotation was computed. [2021-11-13 18:33:04,354 INFO L854 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,355 INFO L858 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2021-11-13 18:33:04,355 INFO L854 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,355 INFO L858 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2021-11-13 18:33:04,356 INFO L858 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2021-11-13 18:33:04,356 INFO L861 garLoopResultBuilder]: At program point L2053(lines 1960 2055) the Hoare annotation is: true [2021-11-13 18:33:04,356 INFO L858 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2021-11-13 18:33:04,356 INFO L858 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2021-11-13 18:33:04,356 INFO L858 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2021-11-13 18:33:04,356 INFO L854 garLoopResultBuilder]: At program point L1426(lines 1422 1428) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,357 INFO L854 garLoopResultBuilder]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,357 INFO L858 garLoopResultBuilder]: For program point L1988(lines 1988 1992) no Hoare annotation was computed. [2021-11-13 18:33:04,357 INFO L858 garLoopResultBuilder]: For program point L1922(line 1922) no Hoare annotation was computed. [2021-11-13 18:33:04,357 INFO L858 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2021-11-13 18:33:04,357 INFO L858 garLoopResultBuilder]: For program point L1922-2(line 1922) no Hoare annotation was computed. [2021-11-13 18:33:04,357 INFO L854 garLoopResultBuilder]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,358 INFO L854 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,358 INFO L858 garLoopResultBuilder]: For program point L1658-1(line 1658) no Hoare annotation was computed. [2021-11-13 18:33:04,358 INFO L861 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2021-11-13 18:33:04,358 INFO L854 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-13 18:33:04,358 INFO L858 garLoopResultBuilder]: For program point L1972-1(line 1972) no Hoare annotation was computed. [2021-11-13 18:33:04,358 INFO L854 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,359 INFO L858 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2021-11-13 18:33:04,359 INFO L854 garLoopResultBuilder]: At program point L1774(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,359 INFO L854 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,359 INFO L858 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2021-11-13 18:33:04,359 INFO L858 garLoopResultBuilder]: For program point L1659(lines 1659 1663) no Hoare annotation was computed. [2021-11-13 18:33:04,359 INFO L861 garLoopResultBuilder]: At program point L2171(lines 2170 2172) the Hoare annotation is: true [2021-11-13 18:33:04,360 INFO L858 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2021-11-13 18:33:04,361 INFO L861 garLoopResultBuilder]: At program point L1940(lines 1940 1941) the Hoare annotation is: true [2021-11-13 18:33:04,361 INFO L858 garLoopResultBuilder]: For program point L1940-1(lines 1940 1941) no Hoare annotation was computed. [2021-11-13 18:33:04,361 INFO L858 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2021-11-13 18:33:04,361 INFO L858 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2021-11-13 18:33:04,362 INFO L854 garLoopResultBuilder]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,362 INFO L854 garLoopResultBuilder]: At program point L2155(lines 2154 2156) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,362 INFO L858 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2021-11-13 18:33:04,362 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:33:04,362 INFO L861 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2021-11-13 18:33:04,363 INFO L854 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,363 INFO L858 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2021-11-13 18:33:04,363 INFO L858 garLoopResultBuilder]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2021-11-13 18:33:04,364 INFO L854 garLoopResultBuilder]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,364 INFO L858 garLoopResultBuilder]: For program point L1760(line 1760) no Hoare annotation was computed. [2021-11-13 18:33:04,364 INFO L854 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,364 INFO L854 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,364 INFO L854 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,364 INFO L858 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2021-11-13 18:33:04,365 INFO L861 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2021-11-13 18:33:04,365 INFO L858 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2021-11-13 18:33:04,365 INFO L854 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,365 INFO L854 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,365 INFO L854 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,365 INFO L854 garLoopResultBuilder]: At program point L1810-1(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,366 INFO L854 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,366 INFO L858 garLoopResultBuilder]: For program point L1645-1(line 1645) no Hoare annotation was computed. [2021-11-13 18:33:04,366 INFO L854 garLoopResultBuilder]: At program point L1761(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,366 INFO L858 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2021-11-13 18:33:04,366 INFO L858 garLoopResultBuilder]: For program point L1761-1(line 1761) no Hoare annotation was computed. [2021-11-13 18:33:04,366 INFO L854 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,367 INFO L858 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2021-11-13 18:33:04,367 INFO L854 garLoopResultBuilder]: At program point L1464(lines 1461 1466) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,367 INFO L858 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2021-11-13 18:33:04,367 INFO L854 garLoopResultBuilder]: At program point L1646(lines 1639 1648) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,367 INFO L858 garLoopResultBuilder]: For program point L2026(lines 2026 2030) no Hoare annotation was computed. [2021-11-13 18:33:04,367 INFO L858 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2021-11-13 18:33:04,367 INFO L858 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2021-11-13 18:33:04,368 INFO L858 garLoopResultBuilder]: For program point L1762(lines 1762 1765) no Hoare annotation was computed. [2021-11-13 18:33:04,368 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2021-11-13 18:33:04,368 INFO L858 garLoopResultBuilder]: For program point L1762-2(lines 1762 1765) no Hoare annotation was computed. [2021-11-13 18:33:04,368 INFO L861 garLoopResultBuilder]: At program point L2142(lines 2141 2143) the Hoare annotation is: true [2021-11-13 18:33:04,368 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:33:04,368 INFO L854 garLoopResultBuilder]: At program point L1432(lines 1429 1434) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,369 INFO L858 garLoopResultBuilder]: For program point L1812(line 1812) no Hoare annotation was computed. [2021-11-13 18:33:04,369 INFO L854 garLoopResultBuilder]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,369 INFO L858 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2021-11-13 18:33:04,369 INFO L854 garLoopResultBuilder]: At program point L1664(lines 1649 1666) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,369 INFO L854 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,369 INFO L858 garLoopResultBuilder]: For program point L1631-1(line 1631) no Hoare annotation was computed. [2021-11-13 18:33:04,370 INFO L858 garLoopResultBuilder]: For program point L1565(lines 1565 1568) no Hoare annotation was computed. [2021-11-13 18:33:04,371 INFO L858 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2021-11-13 18:33:04,371 INFO L858 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2021-11-13 18:33:04,371 INFO L858 garLoopResultBuilder]: For program point L1615-2(lines 1615 1618) no Hoare annotation was computed. [2021-11-13 18:33:04,372 INFO L854 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,372 INFO L858 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2021-11-13 18:33:04,372 INFO L858 garLoopResultBuilder]: For program point L1632(lines 1632 1635) no Hoare annotation was computed. [2021-11-13 18:33:04,372 INFO L858 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2021-11-13 18:33:04,372 INFO L861 garLoopResultBuilder]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2021-11-13 18:33:04,372 INFO L854 garLoopResultBuilder]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,373 INFO L854 garLoopResultBuilder]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,373 INFO L854 garLoopResultBuilder]: At program point L1748(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,373 INFO L858 garLoopResultBuilder]: For program point L1996(line 1996) no Hoare annotation was computed. [2021-11-13 18:33:04,373 INFO L854 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,373 INFO L858 garLoopResultBuilder]: For program point L1418-1(line 1418) no Hoare annotation was computed. [2021-11-13 18:33:04,373 INFO L858 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2021-11-13 18:33:04,374 INFO L858 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2021-11-13 18:33:04,374 INFO L858 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2021-11-13 18:33:04,374 INFO L858 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2021-11-13 18:33:04,374 INFO L858 garLoopResultBuilder]: For program point L1749(lines 1749 1750) no Hoare annotation was computed. [2021-11-13 18:33:04,374 INFO L854 garLoopResultBuilder]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,374 INFO L858 garLoopResultBuilder]: For program point L1997(lines 1997 2002) no Hoare annotation was computed. [2021-11-13 18:33:04,375 INFO L854 garLoopResultBuilder]: At program point L1419(lines 1415 1421) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,375 INFO L854 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,375 INFO L858 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2021-11-13 18:33:04,375 INFO L858 garLoopResultBuilder]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2021-11-13 18:33:04,375 INFO L854 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,375 INFO L858 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2021-11-13 18:33:04,376 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:33:04,376 INFO L861 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2021-11-13 18:33:04,376 INFO L858 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2021-11-13 18:33:04,377 INFO L858 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2021-11-13 18:33:04,377 INFO L861 garLoopResultBuilder]: At program point L1948(lines 1932 1953) the Hoare annotation is: true [2021-11-13 18:33:04,377 INFO L854 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,377 INFO L854 garLoopResultBuilder]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,377 INFO L854 garLoopResultBuilder]: At program point L1800-1(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,377 INFO L854 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,378 INFO L854 garLoopResultBuilder]: At program point L1701(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,378 INFO L854 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,378 INFO L854 garLoopResultBuilder]: At program point L1701-1(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,378 INFO L858 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2021-11-13 18:33:04,378 INFO L858 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2021-11-13 18:33:04,379 INFO L854 garLoopResultBuilder]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,379 INFO L854 garLoopResultBuilder]: At program point L1784(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,379 INFO L858 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2021-11-13 18:33:04,379 INFO L854 garLoopResultBuilder]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,379 INFO L858 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2021-11-13 18:33:04,379 INFO L854 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,379 INFO L858 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2021-11-13 18:33:04,380 INFO L858 garLoopResultBuilder]: For program point L1702(line 1702) no Hoare annotation was computed. [2021-11-13 18:33:04,380 INFO L861 garLoopResultBuilder]: At program point L2148(lines 2147 2149) the Hoare annotation is: true [2021-11-13 18:33:04,380 INFO L854 garLoopResultBuilder]: At program point L1636(lines 1623 1638) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,380 INFO L854 garLoopResultBuilder]: At program point L1570(lines 1561 1572) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,380 INFO L854 garLoopResultBuilder]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,381 INFO L858 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2021-11-13 18:33:04,381 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2021-11-13 18:33:04,381 INFO L854 garLoopResultBuilder]: At program point L1620(lines 1611 1622) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,381 INFO L861 garLoopResultBuilder]: At program point L2033(lines 1969 2054) the Hoare annotation is: true [2021-11-13 18:33:04,381 INFO L858 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2021-11-13 18:33:04,381 INFO L854 garLoopResultBuilder]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-13 18:33:04,385 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-13 18:33:04,386 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:33:04,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:33:04 BoogieIcfgContainer [2021-11-13 18:33:04,413 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:33:04,414 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:33:04,414 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:33:04,414 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:33:04,414 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:32:58" (3/4) ... [2021-11-13 18:33:04,418 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:33:04,425 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2021-11-13 18:33:04,425 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2021-11-13 18:33:04,426 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2021-11-13 18:33:04,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2021-11-13 18:33:04,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2021-11-13 18:33:04,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-13 18:33:04,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-13 18:33:04,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2021-11-13 18:33:04,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-11-13 18:33:04,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-13 18:33:04,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2021-11-13 18:33:04,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2021-11-13 18:33:04,453 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2021-11-13 18:33:04,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-13 18:33:04,456 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 18:33:04,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:33:04,460 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:33:04,689 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:33:04,690 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:33:04,691 INFO L158 Benchmark]: Toolchain (without parser) took 9028.31ms. Allocated memory was 96.5MB in the beginning and 192.9MB in the end (delta: 96.5MB). Free memory was 71.1MB in the beginning and 40.5MB in the end (delta: 30.6MB). Peak memory consumption was 123.8MB. Max. memory is 16.1GB. [2021-11-13 18:33:04,691 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:33:04,691 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1065.37ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 70.9MB in the beginning and 85.4MB in the end (delta: -14.5MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2021-11-13 18:33:04,692 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.24ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 79.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 18:33:04,692 INFO L158 Benchmark]: Boogie Preprocessor took 157.38ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 73.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 18:33:04,692 INFO L158 Benchmark]: RCFGBuilder took 1486.58ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 63.5MB in the end (delta: 9.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2021-11-13 18:33:04,693 INFO L158 Benchmark]: TraceAbstraction took 5890.39ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 62.8MB in the beginning and 115.8MB in the end (delta: -53.0MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. [2021-11-13 18:33:04,693 INFO L158 Benchmark]: Witness Printer took 276.12ms. Allocated memory is still 192.9MB. Free memory was 115.8MB in the beginning and 40.5MB in the end (delta: 75.3MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-13 18:33:04,695 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1065.37ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 70.9MB in the beginning and 85.4MB in the end (delta: -14.5MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.24ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 79.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.38ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 73.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1486.58ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 63.5MB in the end (delta: 9.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * TraceAbstraction took 5890.39ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 62.8MB in the beginning and 115.8MB in the end (delta: -53.0MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. * Witness Printer took 276.12ms. Allocated memory is still 192.9MB. Free memory was 115.8MB in the beginning and 40.5MB in the end (delta: 75.3MB). Peak memory consumption was 73.4MB. 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: 5.8s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 833 SdHoareTripleChecker+Valid, 1278.96ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 743 mSDsluCounter, 3168 SdHoareTripleChecker+Invalid, 1024.54ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1654 mSDsCounter, 173 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 520 IncrementalHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 173 mSolverCounterUnsat, 1514 mSDtfsCounter, 520 mSolverCounterSat, 62.43ms 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: 0.2s 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, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 554 NumberOfCodeBlocks, 554 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 548 ConstructedInterpolants, 0 QuantifiedInterpolants, 982 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2232 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! [2021-11-13 18:33:04,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71326b2f-3e33-47cd-bbfd-761e98df6958/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE