./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/config/TaipanReach.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_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:19:43,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:19:43,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:19:43,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:19:43,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:19:43,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:19:43,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:19:43,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:19:43,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:19:43,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:19:43,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:19:43,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:19:43,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:19:43,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:19:43,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:19:43,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:19:43,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:19:43,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:19:43,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:19:43,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:19:43,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:19:43,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:19:43,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:19:43,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:19:43,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:19:43,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:19:43,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:19:43,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:19:43,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:19:43,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:19:43,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:19:43,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:19:43,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:19:43,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:19:43,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:19:43,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:19:43,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:19:43,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:19:43,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:19:43,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:19:43,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:19:43,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:19:43,524 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:19:43,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:19:43,525 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:19:43,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:19:43,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:19:43,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:19:43,526 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:19:43,526 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:19:43,526 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:19:43,527 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:19:43,527 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:19:43,527 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:19:43,527 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:19:43,527 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:19:43,528 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:19:43,528 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:19:43,528 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:19:43,528 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:19:43,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:19:43,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:19:43,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:19:43,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:19:43,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:19:43,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:19:43,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:19:43,531 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:19:43,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:19:43,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:19:43,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:19:43,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:19:43,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:19:43,532 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:19:43,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:19:43,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:19:43,533 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:19:43,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:19:43,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:19:43,533 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:19:43,533 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_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2022-11-19 07:19:43,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:19:43,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:19:43,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:19:43,860 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:19:43,861 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:19:43,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/../../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 [2022-11-19 07:19:43,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/data/76e290164/861fb84bd8e34144b0d00c6b07f208e6/FLAG4eb7f4526 [2022-11-19 07:19:44,668 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:19:44,669 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/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 [2022-11-19 07:19:44,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/data/76e290164/861fb84bd8e34144b0d00c6b07f208e6/FLAG4eb7f4526 [2022-11-19 07:19:44,871 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/data/76e290164/861fb84bd8e34144b0d00c6b07f208e6 [2022-11-19 07:19:44,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:19:44,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:19:44,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:19:44,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:19:44,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:19:44,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:19:44" (1/1) ... [2022-11-19 07:19:44,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cdee73d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:44, skipping insertion in model container [2022-11-19 07:19:44,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:19:44" (1/1) ... [2022-11-19 07:19:44,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:19:44,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:19:45,305 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-11-19 07:19:45,315 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-11-19 07:19:45,402 WARN L234 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_49dbcd36-57a2-40e0-a965-2100f9d980a0/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] [2022-11-19 07:19:45,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:19:45,655 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:19:45,739 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-11-19 07:19:45,740 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-11-19 07:19:45,760 WARN L234 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_49dbcd36-57a2-40e0-a965-2100f9d980a0/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] [2022-11-19 07:19:45,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:19:45,860 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:19:45,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45 WrapperNode [2022-11-19 07:19:45,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:19:45,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:19:45,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:19:45,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:19:45,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:45,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:45,994 INFO L138 Inliner]: procedures = 77, calls = 397, calls flagged for inlining = 27, calls inlined = 25, statements flattened = 847 [2022-11-19 07:19:45,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:19:45,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:19:45,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:19:45,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:19:46,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,053 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:19:46,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:19:46,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:19:46,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:19:46,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (1/1) ... [2022-11-19 07:19:46,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:19:46,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:19:46,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:19:46,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:19:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-19 07:19:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-19 07:19:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:19:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-11-19 07:19:46,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-11-19 07:19:46,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:19:46,193 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 07:19:46,193 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 07:19:46,193 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-11-19 07:19:46,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-11-19 07:19:46,193 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2022-11-19 07:19:46,193 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2022-11-19 07:19:46,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:19:46,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:19:46,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:19:46,195 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2022-11-19 07:19:46,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2022-11-19 07:19:46,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:19:46,195 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2022-11-19 07:19:46,195 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2022-11-19 07:19:46,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:19:46,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:19:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:19:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:19:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-19 07:19:46,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-19 07:19:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 07:19:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 07:19:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:19:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2022-11-19 07:19:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2022-11-19 07:19:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 07:19:46,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 07:19:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 07:19:46,198 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 07:19:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-19 07:19:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-19 07:19:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-19 07:19:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-19 07:19:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 07:19:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 07:19:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:19:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-19 07:19:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-19 07:19:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:19:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 07:19:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 07:19:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:19:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:19:46,508 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:19:46,510 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:19:46,673 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:19:47,404 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:19:47,600 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:19:47,601 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 07:19:47,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:19:47 BoogieIcfgContainer [2022-11-19 07:19:47,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:19:47,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:19:47,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:19:47,610 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:19:47,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:19:44" (1/3) ... [2022-11-19 07:19:47,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30167859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:19:47, skipping insertion in model container [2022-11-19 07:19:47,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:19:45" (2/3) ... [2022-11-19 07:19:47,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30167859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:19:47, skipping insertion in model container [2022-11-19 07:19:47,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:19:47" (3/3) ... [2022-11-19 07:19:47,613 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2022-11-19 07:19:47,631 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:19:47,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:19:47,687 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:19:47,694 INFO L357 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=FINITE_AUTOMATA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3a0861e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:19:47,695 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:19:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 112 states have (on average 1.3392857142857142) internal successors, (150), 118 states have internal predecessors, (150), 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) [2022-11-19 07:19:47,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-19 07:19:47,713 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:19:47,714 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-19 07:19:47,714 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:19:47,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:19:47,720 INFO L85 PathProgramCache]: Analyzing trace with hash -994668754, now seen corresponding path program 1 times [2022-11-19 07:19:47,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:19:47,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240603991] [2022-11-19 07:19:47,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:19:47,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:19:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:19:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-19 07:19:48,300 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:19:48,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240603991] [2022-11-19 07:19:48,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240603991] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:19:48,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:19:48,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:19:48,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336564068] [2022-11-19 07:19:48,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:19:48,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:19:48,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:19:48,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:19:48,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:19:48,349 INFO L87 Difference]: Start difference. First operand has 190 states, 112 states have (on average 1.3392857142857142) internal successors, (150), 118 states have internal predecessors, (150), 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 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 07:19:48,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:19:48,566 INFO L93 Difference]: Finished difference Result 443 states and 637 transitions. [2022-11-19 07:19:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:19:48,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 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 64 [2022-11-19 07:19:48,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:19:48,579 INFO L225 Difference]: With dead ends: 443 [2022-11-19 07:19:48,580 INFO L226 Difference]: Without dead ends: 243 [2022-11-19 07:19:48,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:19:48,587 INFO L413 NwaCegarLoop]: 315 mSDtfsCounter, 70 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:19:48,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 548 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:19:48,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2022-11-19 07:19:48,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 180. [2022-11-19 07:19:48,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 109 states have (on average 1.2844036697247707) internal successors, (140), 110 states have internal predecessors, (140), 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) [2022-11-19 07:19:48,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 245 transitions. [2022-11-19 07:19:48,648 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 245 transitions. Word has length 64 [2022-11-19 07:19:48,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:19:48,649 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 245 transitions. [2022-11-19 07:19:48,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 07:19:48,650 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 245 transitions. [2022-11-19 07:19:48,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-19 07:19:48,653 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:19:48,654 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-11-19 07:19:48,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:19:48,654 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:19:48,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:19:48,655 INFO L85 PathProgramCache]: Analyzing trace with hash 434874473, now seen corresponding path program 1 times [2022-11-19 07:19:48,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:19:48,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345876793] [2022-11-19 07:19:48,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:19:48,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:19:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:19:48,808 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-19 07:19:48,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:19:48,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345876793] [2022-11-19 07:19:48,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345876793] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:19:48,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:19:48,811 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:19:48,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839391475] [2022-11-19 07:19:48,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:19:48,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:19:48,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:19:48,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:19:48,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:19:48,814 INFO L87 Difference]: Start difference. First operand 180 states and 245 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:19:49,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:19:49,033 INFO L93 Difference]: Finished difference Result 475 states and 645 transitions. [2022-11-19 07:19:49,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:19:49,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (13), 2 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 77 [2022-11-19 07:19:49,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:19:49,039 INFO L225 Difference]: With dead ends: 475 [2022-11-19 07:19:49,039 INFO L226 Difference]: Without dead ends: 306 [2022-11-19 07:19:49,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:19:49,049 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 175 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:19:49,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 443 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:19:49,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-11-19 07:19:49,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 302. [2022-11-19 07:19:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 183 states have (on average 1.2950819672131149) internal successors, (237), 185 states have internal predecessors, (237), 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) [2022-11-19 07:19:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 410 transitions. [2022-11-19 07:19:49,100 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 410 transitions. Word has length 77 [2022-11-19 07:19:49,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:19:49,101 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 410 transitions. [2022-11-19 07:19:49,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:19:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 410 transitions. [2022-11-19 07:19:49,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-19 07:19:49,117 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:19:49,117 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-19 07:19:49,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:19:49,117 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:19:49,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:19:49,118 INFO L85 PathProgramCache]: Analyzing trace with hash -570963529, now seen corresponding path program 1 times [2022-11-19 07:19:49,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:19:49,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673989259] [2022-11-19 07:19:49,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:19:49,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:19:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:19:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-19 07:19:49,415 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:19:49,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673989259] [2022-11-19 07:19:49,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673989259] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:19:49,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169864018] [2022-11-19 07:19:49,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:19:49,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:19:49,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:19:49,419 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:19:49,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:19:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:19:49,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 07:19:49,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:19:49,789 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-19 07:19:49,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:19:49,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [169864018] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:19:49,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:19:49,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2022-11-19 07:19:49,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391070443] [2022-11-19 07:19:49,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:19:49,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:19:49,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:19:49,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:19:49,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:19:49,792 INFO L87 Difference]: Start difference. First operand 302 states and 410 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2022-11-19 07:19:49,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:19:49,995 INFO L93 Difference]: Finished difference Result 749 states and 1055 transitions. [2022-11-19 07:19:49,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:19:49,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 75 [2022-11-19 07:19:49,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:19:49,999 INFO L225 Difference]: With dead ends: 749 [2022-11-19 07:19:49,999 INFO L226 Difference]: Without dead ends: 458 [2022-11-19 07:19:50,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:19:50,001 INFO L413 NwaCegarLoop]: 312 mSDtfsCounter, 81 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:19:50,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 533 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:19:50,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2022-11-19 07:19:50,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 336. [2022-11-19 07:19:50,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 203 states have (on average 1.2955665024630543) internal successors, (263), 207 states have internal predecessors, (263), 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) [2022-11-19 07:19:50,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 464 transitions. [2022-11-19 07:19:50,033 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 464 transitions. Word has length 75 [2022-11-19 07:19:50,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:19:50,034 INFO L495 AbstractCegarLoop]: Abstraction has 336 states and 464 transitions. [2022-11-19 07:19:50,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2022-11-19 07:19:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 464 transitions. [2022-11-19 07:19:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-19 07:19:50,036 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:19:50,036 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-11-19 07:19:50,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:19:50,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-19 07:19:50,247 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:19:50,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:19:50,247 INFO L85 PathProgramCache]: Analyzing trace with hash 834351410, now seen corresponding path program 1 times [2022-11-19 07:19:50,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:19:50,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762650238] [2022-11-19 07:19:50,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:19:50,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:19:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:19:50,456 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-19 07:19:50,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:19:50,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762650238] [2022-11-19 07:19:50,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762650238] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:19:50,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:19:50,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:19:50,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533957889] [2022-11-19 07:19:50,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:19:50,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:19:50,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:19:50,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:19:50,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:19:50,459 INFO L87 Difference]: Start difference. First operand 336 states and 464 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:19:50,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:19:50,558 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2022-11-19 07:19:50,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:19:50,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (13), 3 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 87 [2022-11-19 07:19:50,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:19:50,565 INFO L225 Difference]: With dead ends: 336 [2022-11-19 07:19:50,565 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 07:19:50,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:19:50,570 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 203 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:19:50,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 208 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:19:50,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 07:19:50,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 07:19:50,576 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) [2022-11-19 07:19:50,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 07:19:50,577 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2022-11-19 07:19:50,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:19:50,578 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 07:19:50,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:19:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 07:19:50,578 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 07:19:50,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:19:50,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:19:50,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 07:19:50,946 INFO L902 garLoopResultBuilder]: At program point __list_addENTRY(lines 2129 2131) the Hoare annotation is: true [2022-11-19 07:19:50,946 INFO L899 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2022-11-19 07:19:50,947 INFO L902 garLoopResultBuilder]: At program point __release_regionENTRY(lines 2132 2134) the Hoare annotation is: true [2022-11-19 07:19:50,948 INFO L899 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2022-11-19 07:19:50,949 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2022-11-19 07:19:50,950 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 2182 2184) the Hoare annotation is: true [2022-11-19 07:19:50,950 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2022-11-19 07:19:50,951 INFO L902 garLoopResultBuilder]: At program point pnp_get_resourceENTRY(lines 2163 2165) the Hoare annotation is: true [2022-11-19 07:19:50,951 INFO L902 garLoopResultBuilder]: At program point L2164(line 2164) the Hoare annotation is: true [2022-11-19 07:19:50,951 INFO L899 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2022-11-19 07:19:50,951 INFO L899 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2022-11-19 07:19:50,952 INFO L902 garLoopResultBuilder]: At program point msleepENTRY(lines 2160 2162) the Hoare annotation is: true [2022-11-19 07:19:50,952 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2022-11-19 07:19:50,952 INFO L902 garLoopResultBuilder]: At program point pnp_resource_validENTRY(lines 1601 1610) the Hoare annotation is: true [2022-11-19 07:19:50,952 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2022-11-19 07:19:50,953 INFO L902 garLoopResultBuilder]: At program point gameport_set_nameENTRY(lines 1593 1599) the Hoare annotation is: true [2022-11-19 07:19:50,953 INFO L899 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2022-11-19 07:19:50,953 INFO L902 garLoopResultBuilder]: At program point gameport_free_portENTRY(lines 1586 1592) the Hoare annotation is: true [2022-11-19 07:19:50,953 INFO L902 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: true [2022-11-19 07:19:50,953 INFO L899 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2022-11-19 07:19:50,954 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 1529 1535) the Hoare annotation is: true [2022-11-19 07:19:50,954 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2022-11-19 07:19:50,954 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2022-11-19 07:19:50,954 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2022-11-19 07:19:50,955 INFO L895 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2022-11-19 07:19:50,955 INFO L902 garLoopResultBuilder]: At program point L2071-1(lines 2066 2075) the Hoare annotation is: true [2022-11-19 07:19:50,955 INFO L902 garLoopResultBuilder]: At program point kzallocENTRY(lines 2057 2063) the Hoare annotation is: true [2022-11-19 07:19:50,955 INFO L899 garLoopResultBuilder]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2022-11-19 07:19:50,956 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2022-11-19 07:19:50,956 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 1536 1542) the Hoare annotation is: true [2022-11-19 07:19:50,956 INFO L899 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2022-11-19 07:19:50,956 INFO L902 garLoopResultBuilder]: At program point inbENTRY(lines 1453 1460) the Hoare annotation is: true [2022-11-19 07:19:50,957 INFO L902 garLoopResultBuilder]: At program point __gameport_register_portENTRY(lines 2126 2128) the Hoare annotation is: true [2022-11-19 07:19:50,957 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2022-11-19 07:19:50,957 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2022-11-19 07:19:50,957 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 1446 1452) the Hoare annotation is: true [2022-11-19 07:19:50,957 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 1476 1478) the Hoare annotation is: true [2022-11-19 07:19:50,958 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2022-11-19 07:19:50,958 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2022-11-19 07:19:50,958 INFO L902 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2022-11-19 07:19:50,958 INFO L902 garLoopResultBuilder]: At program point gameport_allocate_portENTRY(lines 1576 1585) the Hoare annotation is: true [2022-11-19 07:19:50,959 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2022-11-19 07:19:50,959 INFO L902 garLoopResultBuilder]: At program point __request_regionENTRY(lines 2135 2137) the Hoare annotation is: true [2022-11-19 07:19:50,959 INFO L899 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2022-11-19 07:19:50,962 INFO L902 garLoopResultBuilder]: At program point L2136(line 2136) the Hoare annotation is: true [2022-11-19 07:19:50,962 INFO L899 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2022-11-19 07:19:50,963 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 1479 1495) the Hoare annotation is: true [2022-11-19 07:19:50,963 INFO L899 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2022-11-19 07:19:50,963 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2022-11-19 07:19:50,963 INFO L902 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2022-11-19 07:19:50,964 INFO L899 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2022-11-19 07:19:50,964 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2022-11-19 07:19:50,964 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2022-11-19 07:19:50,964 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2022-11-19 07:19:50,964 INFO L902 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 1496 1512) the Hoare annotation is: true [2022-11-19 07:19:50,965 INFO L902 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2022-11-19 07:19:50,965 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2022-11-19 07:19:50,965 INFO L899 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2022-11-19 07:19:50,965 INFO L899 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2022-11-19 07:19:50,966 INFO L895 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,966 INFO L895 garLoopResultBuilder]: At program point L1885-1(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,966 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2022-11-19 07:19:50,966 INFO L895 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,967 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2022-11-19 07:19:50,969 INFO L899 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2022-11-19 07:19:50,970 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-19 07:19:50,970 INFO L895 garLoopResultBuilder]: At program point L1787(lines 1787 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,972 INFO L899 garLoopResultBuilder]: For program point L1787-1(lines 1787 1788) no Hoare annotation was computed. [2022-11-19 07:19:50,972 INFO L899 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2022-11-19 07:19:50,973 INFO L895 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,973 INFO L895 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,974 INFO L899 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2022-11-19 07:19:50,974 INFO L895 garLoopResultBuilder]: At program point L1755(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,974 INFO L895 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,975 INFO L899 garLoopResultBuilder]: For program point L1755-1(line 1755) no Hoare annotation was computed. [2022-11-19 07:19:50,975 INFO L895 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,976 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,976 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2022-11-19 07:19:50,976 INFO L895 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-19 07:19:50,976 INFO L899 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2022-11-19 07:19:50,977 INFO L895 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,977 INFO L895 garLoopResultBuilder]: At program point L1425-1(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,977 INFO L895 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,977 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2022-11-19 07:19:50,978 INFO L895 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,978 INFO L899 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2022-11-19 07:19:50,978 INFO L899 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2022-11-19 07:19:50,978 INFO L899 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2022-11-19 07:19:50,978 INFO L899 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2022-11-19 07:19:50,979 INFO L899 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2022-11-19 07:19:50,979 INFO L895 garLoopResultBuilder]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,979 INFO L895 garLoopResultBuilder]: At program point L1922(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,979 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2022-11-19 07:19:50,980 INFO L895 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,980 INFO L895 garLoopResultBuilder]: At program point L1658-1(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,980 INFO L902 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2022-11-19 07:19:50,980 INFO L895 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-19 07:19:50,980 INFO L895 garLoopResultBuilder]: At program point L1972-1(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-19 07:19:50,981 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,984 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-11-19 07:19:50,984 INFO L895 garLoopResultBuilder]: At program point L1774(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,985 INFO L895 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,985 INFO L899 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2022-11-19 07:19:50,985 INFO L899 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2022-11-19 07:19:50,986 INFO L902 garLoopResultBuilder]: At program point L1940(lines 1940 1941) the Hoare annotation is: true [2022-11-19 07:19:50,988 INFO L899 garLoopResultBuilder]: For program point L1940-1(lines 1940 1941) no Hoare annotation was computed. [2022-11-19 07:19:50,988 INFO L899 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2022-11-19 07:19:50,989 INFO L899 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2022-11-19 07:19:50,990 INFO L895 garLoopResultBuilder]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,990 INFO L899 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2022-11-19 07:19:50,990 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 07:19:50,990 INFO L902 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2022-11-19 07:19:50,991 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,991 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-11-19 07:19:50,991 INFO L895 garLoopResultBuilder]: At program point L2024(lines 2024 2037) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,991 INFO L895 garLoopResultBuilder]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,992 INFO L899 garLoopResultBuilder]: For program point L1760(line 1760) no Hoare annotation was computed. [2022-11-19 07:19:50,992 INFO L895 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,992 INFO L895 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,992 INFO L895 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,992 INFO L899 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2022-11-19 07:19:50,993 INFO L902 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2022-11-19 07:19:50,993 INFO L899 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2022-11-19 07:19:50,993 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,993 INFO L895 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,994 INFO L895 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,995 INFO L895 garLoopResultBuilder]: At program point L1810-1(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,995 INFO L895 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,995 INFO L895 garLoopResultBuilder]: At program point L1645-1(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,995 INFO L895 garLoopResultBuilder]: At program point L1761(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,995 INFO L899 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2022-11-19 07:19:50,996 INFO L899 garLoopResultBuilder]: For program point L1761-1(line 1761) no Hoare annotation was computed. [2022-11-19 07:19:50,996 INFO L895 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,996 INFO L899 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2022-11-19 07:19:50,996 INFO L899 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2022-11-19 07:19:50,996 INFO L899 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2022-11-19 07:19:50,997 INFO L899 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2022-11-19 07:19:50,997 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2022-11-19 07:19:50,997 INFO L899 garLoopResultBuilder]: For program point L1812(line 1812) no Hoare annotation was computed. [2022-11-19 07:19:50,997 INFO L895 garLoopResultBuilder]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,997 INFO L899 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2022-11-19 07:19:50,998 INFO L895 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,998 INFO L895 garLoopResultBuilder]: At program point L1631-1(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,998 INFO L899 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2022-11-19 07:19:50,998 INFO L895 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,999 INFO L899 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2022-11-19 07:19:50,999 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2022-11-19 07:19:50,999 INFO L902 garLoopResultBuilder]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2022-11-19 07:19:50,999 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:50,999 INFO L895 garLoopResultBuilder]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,000 INFO L895 garLoopResultBuilder]: At program point L1748(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,000 INFO L895 garLoopResultBuilder]: At program point L1996(line 1996) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,000 INFO L895 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,000 INFO L895 garLoopResultBuilder]: At program point L1418-1(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,001 INFO L899 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2022-11-19 07:19:51,001 INFO L899 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2022-11-19 07:19:51,002 INFO L899 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2022-11-19 07:19:51,002 INFO L899 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2022-11-19 07:19:51,002 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1750) no Hoare annotation was computed. [2022-11-19 07:19:51,002 INFO L895 garLoopResultBuilder]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,003 INFO L895 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,003 INFO L899 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2022-11-19 07:19:51,003 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2022-11-19 07:19:51,003 INFO L895 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,003 INFO L899 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2022-11-19 07:19:51,004 INFO L902 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2022-11-19 07:19:51,004 INFO L899 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2022-11-19 07:19:51,004 INFO L899 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2022-11-19 07:19:51,004 INFO L895 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,004 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,005 INFO L895 garLoopResultBuilder]: At program point L1800-1(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,005 INFO L895 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,005 INFO L895 garLoopResultBuilder]: At program point L1701(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,005 INFO L895 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,006 INFO L895 garLoopResultBuilder]: At program point L1701-1(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,006 INFO L899 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2022-11-19 07:19:51,006 INFO L899 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2022-11-19 07:19:51,006 INFO L895 garLoopResultBuilder]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,006 INFO L895 garLoopResultBuilder]: At program point L1784(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,007 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2022-11-19 07:19:51,007 INFO L895 garLoopResultBuilder]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,007 INFO L899 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2022-11-19 07:19:51,007 INFO L895 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,007 INFO L899 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2022-11-19 07:19:51,008 INFO L899 garLoopResultBuilder]: For program point L1702(line 1702) no Hoare annotation was computed. [2022-11-19 07:19:51,008 INFO L895 garLoopResultBuilder]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,008 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2022-11-19 07:19:51,008 INFO L895 garLoopResultBuilder]: At program point L1917(lines 1917 1920) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,008 INFO L902 garLoopResultBuilder]: At program point L2033(lines 1969 2054) the Hoare annotation is: true [2022-11-19 07:19:51,009 INFO L899 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2022-11-19 07:19:51,009 INFO L895 garLoopResultBuilder]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-19 07:19:51,015 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-19 07:19:51,017 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:19:51,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:19:51 BoogieIcfgContainer [2022-11-19 07:19:51,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:19:51,044 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:19:51,044 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:19:51,044 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:19:51,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:19:47" (3/4) ... [2022-11-19 07:19:51,048 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 07:19:51,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2022-11-19 07:19:51,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-19 07:19:51,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2022-11-19 07:19:51,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-19 07:19:51,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2022-11-19 07:19:51,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-19 07:19:51,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2022-11-19 07:19:51,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2022-11-19 07:19:51,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2022-11-19 07:19:51,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2022-11-19 07:19:51,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2022-11-19 07:19:51,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2022-11-19 07:19:51,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-19 07:19:51,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-19 07:19:51,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-11-19 07:19:51,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-11-19 07:19:51,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-19 07:19:51,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2022-11-19 07:19:51,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2022-11-19 07:19:51,083 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2022-11-19 07:19:51,084 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2022-11-19 07:19:51,086 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-19 07:19:51,087 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 07:19:51,088 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 07:19:51,334 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:19:51,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:19:51,339 INFO L158 Benchmark]: Toolchain (without parser) took 6461.59ms. Allocated memory was 125.8MB in the beginning and 251.7MB in the end (delta: 125.8MB). Free memory was 85.5MB in the beginning and 168.2MB in the end (delta: -82.6MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2022-11-19 07:19:51,339 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:19:51,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 979.47ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 67.1MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-19 07:19:51,340 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.13ms. Allocated memory is still 125.8MB. Free memory was 67.1MB in the beginning and 60.5MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:19:51,340 INFO L158 Benchmark]: Boogie Preprocessor took 70.17ms. Allocated memory is still 125.8MB. Free memory was 60.5MB in the beginning and 54.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:19:51,340 INFO L158 Benchmark]: RCFGBuilder took 1538.22ms. Allocated memory was 125.8MB in the beginning and 188.7MB in the end (delta: 62.9MB). Free memory was 54.6MB in the beginning and 112.3MB in the end (delta: -57.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-19 07:19:51,341 INFO L158 Benchmark]: TraceAbstraction took 3436.96ms. Allocated memory was 188.7MB in the beginning and 251.7MB in the end (delta: 62.9MB). Free memory was 111.3MB in the beginning and 198.4MB in the end (delta: -87.1MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2022-11-19 07:19:51,341 INFO L158 Benchmark]: Witness Printer took 294.36ms. Allocated memory is still 251.7MB. Free memory was 198.4MB in the beginning and 168.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-19 07:19:51,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 979.47ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 67.1MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.13ms. Allocated memory is still 125.8MB. Free memory was 67.1MB in the beginning and 60.5MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.17ms. Allocated memory is still 125.8MB. Free memory was 60.5MB in the beginning and 54.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1538.22ms. Allocated memory was 125.8MB in the beginning and 188.7MB in the end (delta: 62.9MB). Free memory was 54.6MB in the beginning and 112.3MB in the end (delta: -57.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3436.96ms. Allocated memory was 188.7MB in the beginning and 251.7MB in the end (delta: 62.9MB). Free memory was 111.3MB in the beginning and 198.4MB in the end (delta: -87.1MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Witness Printer took 294.36ms. Allocated memory is still 251.7MB. Free memory was 198.4MB in the beginning and 168.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. 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, 191 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 583 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 529 mSDsluCounter, 1732 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 651 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 284 IncrementalHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 1081 mSDtfsCounter, 284 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=336occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 189 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 100 LocationsWithAnnotation, 473 PreInvPairs, 620 NumberOfFragments, 247 HoareAnnotationTreeSize, 473 FomulaSimplifications, 696 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 100 FomulaSimplificationsInter, 325 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 373 ConstructedInterpolants, 0 QuantifiedInterpolants, 467 SizeOfPredicates, 0 NumberOfNonLiveVariables, 997 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 155/156 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: 1996]: 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: 1658]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1418]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1885]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1898]: 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: 1593]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1645]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1917]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1675]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1425]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1972]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 2024]: 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: 1842]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1631]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-11-19 07:19:51,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49dbcd36-57a2-40e0-a965-2100f9d980a0/bin/utaipan-I9t0OCRTmS/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