./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/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_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 01:47:47,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:47:47,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:47:47,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:47:47,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:47:47,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:47:47,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:47:47,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:47:47,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:47:47,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:47:47,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:47:47,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:47:47,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:47:47,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:47:47,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:47:47,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:47:47,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:47:47,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:47:47,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:47:47,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:47:47,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:47:47,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:47:47,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:47:47,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:47:47,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:47:47,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:47:47,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:47:47,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:47:47,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:47:47,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:47:47,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:47:47,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:47:47,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:47:47,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:47:47,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:47:47,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:47:47,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:47:47,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:47:47,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:47:47,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:47:47,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:47:47,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:47:47,187 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:47:47,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:47:47,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:47:47,190 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:47:47,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:47:47,195 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:47:47,196 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:47:47,196 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:47:47,196 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:47:47,196 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:47:47,196 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:47:47,196 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:47:47,197 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:47:47,197 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:47:47,197 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:47:47,197 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:47:47,198 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:47:47,198 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:47:47,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:47:47,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:47:47,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:47:47,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:47:47,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:47:47,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:47:47,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:47:47,200 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:47:47,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:47:47,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:47:47,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:47:47,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:47:47,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:47:47,202 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:47:47,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:47:47,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:47:47,202 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:47:47,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:47:47,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:47:47,203 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:47:47,204 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_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2022-11-03 01:47:47,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:47:47,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:47:47,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:47:47,523 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:47:47,524 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:47:47,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 01:47:47,606 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/data/303b14c11/7006fa12bdf04d41b19176acf03572df/FLAG94b75b49d [2022-11-03 01:47:48,329 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:47:48,330 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/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 [2022-11-03 01:47:48,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/data/303b14c11/7006fa12bdf04d41b19176acf03572df/FLAG94b75b49d [2022-11-03 01:47:48,612 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/data/303b14c11/7006fa12bdf04d41b19176acf03572df [2022-11-03 01:47:48,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:47:48,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:47:48,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:47:48,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:47:48,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:47:48,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:47:48" (1/1) ... [2022-11-03 01:47:48,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61522b02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:48, skipping insertion in model container [2022-11-03 01:47:48,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:47:48" (1/1) ... [2022-11-03 01:47:48,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:47:48,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:47:49,037 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-11-03 01:47:49,037 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-11-03 01:47:49,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/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] [2022-11-03 01:47:49,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:47:49,298 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:47:49,390 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-11-03 01:47:49,391 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-11-03 01:47:49,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/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] [2022-11-03 01:47:49,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:47:49,522 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:47:49,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49 WrapperNode [2022-11-03 01:47:49,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:47:49,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:47:49,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:47:49,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:47:49,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,658 INFO L138 Inliner]: procedures = 77, calls = 397, calls flagged for inlining = 27, calls inlined = 25, statements flattened = 844 [2022-11-03 01:47:49,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:47:49,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:47:49,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:47:49,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:47:49,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,724 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:47:49,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:47:49,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:47:49,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:47:49,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (1/1) ... [2022-11-03 01:47:49,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:47:49,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:47:49,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:47:49,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:47:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-03 01:47:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-03 01:47:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:47:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-11-03 01:47:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-11-03 01:47:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 01:47:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 01:47:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 01:47:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-11-03 01:47:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-11-03 01:47:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2022-11-03 01:47:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2022-11-03 01:47:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 01:47:49,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 01:47:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 01:47:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2022-11-03 01:47:49,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2022-11-03 01:47:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 01:47:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2022-11-03 01:47:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2022-11-03 01:47:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 01:47:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 01:47:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:47:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:47:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-03 01:47:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-03 01:47:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 01:47:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 01:47:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:47:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2022-11-03 01:47:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2022-11-03 01:47:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 01:47:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 01:47:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 01:47:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 01:47:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-03 01:47:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-03 01:47:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-03 01:47:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-03 01:47:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 01:47:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 01:47:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:47:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-03 01:47:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-03 01:47:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 01:47:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 01:47:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 01:47:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:47:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:47:50,158 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:47:50,161 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:47:50,373 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 01:47:51,100 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:47:51,296 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:47:51,296 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 01:47:51,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:47:51 BoogieIcfgContainer [2022-11-03 01:47:51,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:47:51,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:47:51,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:47:51,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:47:51,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:47:48" (1/3) ... [2022-11-03 01:47:51,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be3c862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:47:51, skipping insertion in model container [2022-11-03 01:47:51,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:47:49" (2/3) ... [2022-11-03 01:47:51,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be3c862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:47:51, skipping insertion in model container [2022-11-03 01:47:51,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:47:51" (3/3) ... [2022-11-03 01:47:51,308 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 [2022-11-03 01:47:51,329 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:47:51,329 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 01:47:51,386 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:47:51,392 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;@1b7bbae0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:47:51,393 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 01:47:51,398 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) [2022-11-03 01:47:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-03 01:47:51,412 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:47:51,413 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] [2022-11-03 01:47:51,414 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:47:51,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:47:51,419 INFO L85 PathProgramCache]: Analyzing trace with hash 360433978, now seen corresponding path program 1 times [2022-11-03 01:47:51,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:47:51,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703616561] [2022-11-03 01:47:51,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:47:51,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:47:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:47:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-03 01:47:52,147 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:47:52,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703616561] [2022-11-03 01:47:52,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703616561] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:47:52,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:47:52,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:47:52,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830348105] [2022-11-03 01:47:52,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:47:52,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:47:52,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:47:52,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:47:52,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:47:52,205 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) [2022-11-03 01:47:52,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:47:52,494 INFO L93 Difference]: Finished difference Result 443 states and 637 transitions. [2022-11-03 01:47:52,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:47:52,497 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 [2022-11-03 01:47:52,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:47:52,509 INFO L225 Difference]: With dead ends: 443 [2022-11-03 01:47:52,509 INFO L226 Difference]: Without dead ends: 243 [2022-11-03 01:47:52,513 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 [2022-11-03 01:47:52,516 INFO L413 NwaCegarLoop]: 315 mSDtfsCounter, 70 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 01:47:52,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 548 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 01:47:52,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2022-11-03 01:47:52,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 180. [2022-11-03 01:47:52,583 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) [2022-11-03 01:47:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 245 transitions. [2022-11-03 01:47:52,593 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 245 transitions. Word has length 64 [2022-11-03 01:47:52,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:47:52,595 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 245 transitions. [2022-11-03 01:47:52,597 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) [2022-11-03 01:47:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 245 transitions. [2022-11-03 01:47:52,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-03 01:47:52,606 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:47:52,607 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] [2022-11-03 01:47:52,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 01:47:52,608 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:47:52,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:47:52,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1165810189, now seen corresponding path program 1 times [2022-11-03 01:47:52,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:47:52,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609661934] [2022-11-03 01:47:52,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:47:52,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:47:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:47:52,898 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-03 01:47:52,898 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:47:52,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609661934] [2022-11-03 01:47:52,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609661934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:47:52,899 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:47:52,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:47:52,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336378980] [2022-11-03 01:47:52,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:47:52,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:47:52,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:47:52,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:47:52,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:47:52,903 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) [2022-11-03 01:47:53,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:47:53,114 INFO L93 Difference]: Finished difference Result 475 states and 645 transitions. [2022-11-03 01:47:53,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:47:53,116 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 [2022-11-03 01:47:53,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:47:53,123 INFO L225 Difference]: With dead ends: 475 [2022-11-03 01:47:53,124 INFO L226 Difference]: Without dead ends: 306 [2022-11-03 01:47:53,129 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 [2022-11-03 01:47:53,136 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 175 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 01:47:53,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 445 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 01:47:53,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-11-03 01:47:53,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 302. [2022-11-03 01:47:53,208 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) [2022-11-03 01:47:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 410 transitions. [2022-11-03 01:47:53,213 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 410 transitions. Word has length 77 [2022-11-03 01:47:53,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:47:53,214 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 410 transitions. [2022-11-03 01:47:53,214 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) [2022-11-03 01:47:53,215 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 410 transitions. [2022-11-03 01:47:53,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-03 01:47:53,221 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:47:53,221 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] [2022-11-03 01:47:53,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 01:47:53,222 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:47:53,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:47:53,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1627180262, now seen corresponding path program 1 times [2022-11-03 01:47:53,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:47:53,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713031171] [2022-11-03 01:47:53,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:47:53,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:47:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:47:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-03 01:47:53,481 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:47:53,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713031171] [2022-11-03 01:47:53,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713031171] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 01:47:53,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595642219] [2022-11-03 01:47:53,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:47:53,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:47:53,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:47:53,485 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 01:47:53,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 01:47:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:47:53,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-03 01:47:53,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:47:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-03 01:47:53,895 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:47:53,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595642219] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:47:53,895 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 01:47:53,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2022-11-03 01:47:53,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636110944] [2022-11-03 01:47:53,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:47:53,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:47:53,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:47:53,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:47:53,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:47:53,898 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) [2022-11-03 01:47:54,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:47:54,103 INFO L93 Difference]: Finished difference Result 749 states and 1055 transitions. [2022-11-03 01:47:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:47:54,103 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 [2022-11-03 01:47:54,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:47:54,111 INFO L225 Difference]: With dead ends: 749 [2022-11-03 01:47:54,111 INFO L226 Difference]: Without dead ends: 458 [2022-11-03 01:47:54,113 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 [2022-11-03 01:47:54,121 INFO L413 NwaCegarLoop]: 312 mSDtfsCounter, 81 mSDsluCounter, 250 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 [2022-11-03 01:47:54,125 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] [2022-11-03 01:47:54,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2022-11-03 01:47:54,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 336. [2022-11-03 01:47:54,156 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) [2022-11-03 01:47:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 464 transitions. [2022-11-03 01:47:54,159 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 464 transitions. Word has length 75 [2022-11-03 01:47:54,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:47:54,159 INFO L495 AbstractCegarLoop]: Abstraction has 336 states and 464 transitions. [2022-11-03 01:47:54,160 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) [2022-11-03 01:47:54,160 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 464 transitions. [2022-11-03 01:47:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-03 01:47:54,161 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:47:54,161 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] [2022-11-03 01:47:54,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 01:47:54,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:47:54,380 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:47:54,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:47:54,380 INFO L85 PathProgramCache]: Analyzing trace with hash 882757595, now seen corresponding path program 1 times [2022-11-03 01:47:54,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:47:54,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007358427] [2022-11-03 01:47:54,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:47:54,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:47:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:47:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-03 01:47:54,542 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:47:54,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007358427] [2022-11-03 01:47:54,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007358427] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:47:54,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:47:54,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:47:54,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347839331] [2022-11-03 01:47:54,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:47:54,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:47:54,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:47:54,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:47:54,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:47:54,545 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) [2022-11-03 01:47:54,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:47:54,634 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2022-11-03 01:47:54,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:47:54,635 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 [2022-11-03 01:47:54,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:47:54,636 INFO L225 Difference]: With dead ends: 336 [2022-11-03 01:47:54,636 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 01:47:54,637 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 [2022-11-03 01:47:54,638 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 203 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 01:47:54,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 209 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 01:47:54,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 01:47:54,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 01:47:54,640 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) [2022-11-03 01:47:54,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 01:47:54,640 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2022-11-03 01:47:54,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:47:54,641 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 01:47:54,641 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) [2022-11-03 01:47:54,641 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 01:47:54,641 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 01:47:54,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 01:47:54,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 01:47:54,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 01:47:54,996 INFO L902 garLoopResultBuilder]: At program point __list_addENTRY(lines 2129 2131) the Hoare annotation is: true [2022-11-03 01:47:54,996 INFO L899 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2022-11-03 01:47:54,996 INFO L902 garLoopResultBuilder]: At program point __release_regionENTRY(lines 2132 2134) the Hoare annotation is: true [2022-11-03 01:47:54,996 INFO L899 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2022-11-03 01:47:54,997 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2022-11-03 01:47:54,999 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 2182 2184) the Hoare annotation is: true [2022-11-03 01:47:55,000 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2022-11-03 01:47:55,001 INFO L902 garLoopResultBuilder]: At program point pnp_get_resourceENTRY(lines 2163 2165) the Hoare annotation is: true [2022-11-03 01:47:55,002 INFO L902 garLoopResultBuilder]: At program point L2164(line 2164) the Hoare annotation is: true [2022-11-03 01:47:55,002 INFO L899 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2022-11-03 01:47:55,002 INFO L899 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2022-11-03 01:47:55,002 INFO L902 garLoopResultBuilder]: At program point msleepENTRY(lines 2160 2162) the Hoare annotation is: true [2022-11-03 01:47:55,002 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2022-11-03 01:47:55,002 INFO L902 garLoopResultBuilder]: At program point pnp_resource_validENTRY(lines 1601 1610) the Hoare annotation is: true [2022-11-03 01:47:55,003 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2022-11-03 01:47:55,003 INFO L902 garLoopResultBuilder]: At program point gameport_set_nameENTRY(lines 1593 1599) the Hoare annotation is: true [2022-11-03 01:47:55,003 INFO L899 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2022-11-03 01:47:55,003 INFO L902 garLoopResultBuilder]: At program point gameport_free_portENTRY(lines 1586 1592) the Hoare annotation is: true [2022-11-03 01:47:55,003 INFO L902 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: true [2022-11-03 01:47:55,003 INFO L899 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2022-11-03 01:47:55,003 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 1529 1535) the Hoare annotation is: true [2022-11-03 01:47:55,004 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2022-11-03 01:47:55,004 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2022-11-03 01:47:55,004 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2022-11-03 01:47:55,004 INFO L895 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2022-11-03 01:47:55,004 INFO L902 garLoopResultBuilder]: At program point L2071-1(lines 2066 2075) the Hoare annotation is: true [2022-11-03 01:47:55,004 INFO L902 garLoopResultBuilder]: At program point kzallocENTRY(lines 2057 2063) the Hoare annotation is: true [2022-11-03 01:47:55,005 INFO L899 garLoopResultBuilder]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2022-11-03 01:47:55,005 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2022-11-03 01:47:55,005 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 1536 1542) the Hoare annotation is: true [2022-11-03 01:47:55,005 INFO L899 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2022-11-03 01:47:55,005 INFO L902 garLoopResultBuilder]: At program point inbENTRY(lines 1453 1460) the Hoare annotation is: true [2022-11-03 01:47:55,005 INFO L902 garLoopResultBuilder]: At program point __gameport_register_portENTRY(lines 2126 2128) the Hoare annotation is: true [2022-11-03 01:47:55,006 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2022-11-03 01:47:55,006 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2022-11-03 01:47:55,006 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 1446 1452) the Hoare annotation is: true [2022-11-03 01:47:55,006 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 1476 1478) the Hoare annotation is: true [2022-11-03 01:47:55,006 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2022-11-03 01:47:55,006 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2022-11-03 01:47:55,006 INFO L902 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2022-11-03 01:47:55,007 INFO L902 garLoopResultBuilder]: At program point gameport_allocate_portENTRY(lines 1576 1585) the Hoare annotation is: true [2022-11-03 01:47:55,007 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2022-11-03 01:47:55,007 INFO L902 garLoopResultBuilder]: At program point __request_regionENTRY(lines 2135 2137) the Hoare annotation is: true [2022-11-03 01:47:55,007 INFO L899 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2022-11-03 01:47:55,007 INFO L902 garLoopResultBuilder]: At program point L2136(line 2136) the Hoare annotation is: true [2022-11-03 01:47:55,007 INFO L899 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2022-11-03 01:47:55,007 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 1479 1495) the Hoare annotation is: true [2022-11-03 01:47:55,008 INFO L899 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2022-11-03 01:47:55,009 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2022-11-03 01:47:55,009 INFO L902 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2022-11-03 01:47:55,009 INFO L899 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2022-11-03 01:47:55,009 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2022-11-03 01:47:55,009 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2022-11-03 01:47:55,009 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2022-11-03 01:47:55,010 INFO L902 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 1496 1512) the Hoare annotation is: true [2022-11-03 01:47:55,010 INFO L902 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2022-11-03 01:47:55,010 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2022-11-03 01:47:55,010 INFO L899 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2022-11-03 01:47:55,010 INFO L899 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2022-11-03 01:47:55,010 INFO L895 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,011 INFO L895 garLoopResultBuilder]: At program point L1885-1(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,011 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2022-11-03 01:47:55,011 INFO L895 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,011 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2022-11-03 01:47:55,012 INFO L899 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2022-11-03 01:47:55,012 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-03 01:47:55,012 INFO L895 garLoopResultBuilder]: At program point L1787(lines 1787 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,013 INFO L899 garLoopResultBuilder]: For program point L1787-1(lines 1787 1788) no Hoare annotation was computed. [2022-11-03 01:47:55,014 INFO L899 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2022-11-03 01:47:55,014 INFO L895 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,015 INFO L895 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,015 INFO L899 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2022-11-03 01:47:55,015 INFO L895 garLoopResultBuilder]: At program point L1755(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,015 INFO L895 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,015 INFO L899 garLoopResultBuilder]: For program point L1755-1(line 1755) no Hoare annotation was computed. [2022-11-03 01:47:55,016 INFO L895 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,016 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,016 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2022-11-03 01:47:55,016 INFO L895 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-03 01:47:55,016 INFO L899 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2022-11-03 01:47:55,017 INFO L895 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,017 INFO L895 garLoopResultBuilder]: At program point L1425-1(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,017 INFO L895 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,017 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2022-11-03 01:47:55,017 INFO L895 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,018 INFO L899 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2022-11-03 01:47:55,018 INFO L899 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2022-11-03 01:47:55,018 INFO L899 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2022-11-03 01:47:55,018 INFO L899 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2022-11-03 01:47:55,018 INFO L899 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2022-11-03 01:47:55,018 INFO L895 garLoopResultBuilder]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,019 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2022-11-03 01:47:55,019 INFO L895 garLoopResultBuilder]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,019 INFO L895 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,019 INFO L895 garLoopResultBuilder]: At program point L1658-1(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,019 INFO L902 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2022-11-03 01:47:55,020 INFO L895 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-03 01:47:55,020 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)) [2022-11-03 01:47:55,021 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,023 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-11-03 01:47:55,023 INFO L895 garLoopResultBuilder]: At program point L1774(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,023 INFO L895 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,024 INFO L899 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2022-11-03 01:47:55,024 INFO L899 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2022-11-03 01:47:55,024 INFO L902 garLoopResultBuilder]: At program point L1940(lines 1940 1941) the Hoare annotation is: true [2022-11-03 01:47:55,024 INFO L899 garLoopResultBuilder]: For program point L1940-1(lines 1940 1941) no Hoare annotation was computed. [2022-11-03 01:47:55,024 INFO L899 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2022-11-03 01:47:55,024 INFO L899 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2022-11-03 01:47:55,027 INFO L895 garLoopResultBuilder]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,028 INFO L899 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2022-11-03 01:47:55,028 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 01:47:55,028 INFO L902 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2022-11-03 01:47:55,029 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,029 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-11-03 01:47:55,030 INFO L895 garLoopResultBuilder]: At program point L2024(lines 2024 2037) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,030 INFO L895 garLoopResultBuilder]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,030 INFO L899 garLoopResultBuilder]: For program point L1760(line 1760) no Hoare annotation was computed. [2022-11-03 01:47:55,030 INFO L895 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,030 INFO L895 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,030 INFO L895 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,031 INFO L899 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2022-11-03 01:47:55,031 INFO L902 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2022-11-03 01:47:55,031 INFO L899 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2022-11-03 01:47:55,031 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,031 INFO L895 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,032 INFO L895 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,032 INFO L895 garLoopResultBuilder]: At program point L1810-1(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,033 INFO L895 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,033 INFO L895 garLoopResultBuilder]: At program point L1645-1(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,033 INFO L895 garLoopResultBuilder]: At program point L1761(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,033 INFO L899 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2022-11-03 01:47:55,033 INFO L899 garLoopResultBuilder]: For program point L1761-1(line 1761) no Hoare annotation was computed. [2022-11-03 01:47:55,034 INFO L895 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,034 INFO L899 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2022-11-03 01:47:55,035 INFO L899 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2022-11-03 01:47:55,035 INFO L899 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2022-11-03 01:47:55,035 INFO L899 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2022-11-03 01:47:55,036 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2022-11-03 01:47:55,036 INFO L899 garLoopResultBuilder]: For program point L1812(line 1812) no Hoare annotation was computed. [2022-11-03 01:47:55,036 INFO L895 garLoopResultBuilder]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,036 INFO L899 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2022-11-03 01:47:55,036 INFO L895 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,037 INFO L895 garLoopResultBuilder]: At program point L1631-1(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,037 INFO L899 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2022-11-03 01:47:55,037 INFO L895 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,037 INFO L899 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2022-11-03 01:47:55,037 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2022-11-03 01:47:55,037 INFO L902 garLoopResultBuilder]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2022-11-03 01:47:55,038 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,038 INFO L895 garLoopResultBuilder]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,038 INFO L895 garLoopResultBuilder]: At program point L1748(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,038 INFO L895 garLoopResultBuilder]: At program point L1996(line 1996) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,038 INFO L895 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,038 INFO L895 garLoopResultBuilder]: At program point L1418-1(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,039 INFO L899 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2022-11-03 01:47:55,039 INFO L899 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2022-11-03 01:47:55,040 INFO L899 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2022-11-03 01:47:55,040 INFO L899 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2022-11-03 01:47:55,040 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1750) no Hoare annotation was computed. [2022-11-03 01:47:55,040 INFO L895 garLoopResultBuilder]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,040 INFO L895 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,040 INFO L899 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2022-11-03 01:47:55,041 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2022-11-03 01:47:55,041 INFO L895 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,041 INFO L899 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2022-11-03 01:47:55,041 INFO L902 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2022-11-03 01:47:55,041 INFO L899 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2022-11-03 01:47:55,041 INFO L899 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2022-11-03 01:47:55,042 INFO L895 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,042 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,042 INFO L895 garLoopResultBuilder]: At program point L1800-1(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,042 INFO L895 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,042 INFO L895 garLoopResultBuilder]: At program point L1701(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,042 INFO L895 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,043 INFO L895 garLoopResultBuilder]: At program point L1701-1(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,043 INFO L899 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2022-11-03 01:47:55,044 INFO L899 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2022-11-03 01:47:55,044 INFO L895 garLoopResultBuilder]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,044 INFO L895 garLoopResultBuilder]: At program point L1784(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,044 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2022-11-03 01:47:55,044 INFO L895 garLoopResultBuilder]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,044 INFO L899 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2022-11-03 01:47:55,045 INFO L895 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,045 INFO L899 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2022-11-03 01:47:55,045 INFO L899 garLoopResultBuilder]: For program point L1702(line 1702) no Hoare annotation was computed. [2022-11-03 01:47:55,045 INFO L895 garLoopResultBuilder]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,045 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2022-11-03 01:47:55,045 INFO L895 garLoopResultBuilder]: At program point L1917(lines 1917 1920) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,046 INFO L902 garLoopResultBuilder]: At program point L2033(lines 1969 2054) the Hoare annotation is: true [2022-11-03 01:47:55,046 INFO L899 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2022-11-03 01:47:55,046 INFO L895 garLoopResultBuilder]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-03 01:47:55,050 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-03 01:47:55,052 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 01:47:55,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 01:47:55 BoogieIcfgContainer [2022-11-03 01:47:55,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 01:47:55,083 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 01:47:55,084 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 01:47:55,084 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 01:47:55,084 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:47:51" (3/4) ... [2022-11-03 01:47:55,087 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 01:47:55,092 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2022-11-03 01:47:55,092 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-03 01:47:55,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2022-11-03 01:47:55,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-03 01:47:55,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2022-11-03 01:47:55,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-03 01:47:55,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2022-11-03 01:47:55,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2022-11-03 01:47:55,093 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2022-11-03 01:47:55,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2022-11-03 01:47:55,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2022-11-03 01:47:55,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2022-11-03 01:47:55,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-03 01:47:55,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-03 01:47:55,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-11-03 01:47:55,094 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-11-03 01:47:55,095 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-03 01:47:55,095 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2022-11-03 01:47:55,095 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2022-11-03 01:47:55,120 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2022-11-03 01:47:55,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2022-11-03 01:47:55,123 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-03 01:47:55,124 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 01:47:55,126 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 01:47:55,339 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 01:47:55,339 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 01:47:55,340 INFO L158 Benchmark]: Toolchain (without parser) took 6723.03ms. Allocated memory was 102.8MB in the beginning and 182.5MB in the end (delta: 79.7MB). Free memory was 67.4MB in the beginning and 135.2MB in the end (delta: -67.8MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2022-11-03 01:47:55,340 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:47:55,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 904.29ms. Allocated memory is still 102.8MB. Free memory was 67.2MB in the beginning and 44.1MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-03 01:47:55,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.21ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 44.1MB in the beginning and 94.3MB in the end (delta: -50.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-11-03 01:47:55,341 INFO L158 Benchmark]: Boogie Preprocessor took 83.84ms. Allocated memory is still 123.7MB. Free memory was 94.3MB in the beginning and 88.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 01:47:55,342 INFO L158 Benchmark]: RCFGBuilder took 1555.41ms. Allocated memory is still 123.7MB. Free memory was 88.1MB in the beginning and 75.6MB in the end (delta: 12.5MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2022-11-03 01:47:55,342 INFO L158 Benchmark]: TraceAbstraction took 3781.16ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 74.8MB in the beginning and 71.1MB in the end (delta: 3.7MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2022-11-03 01:47:55,342 INFO L158 Benchmark]: Witness Printer took 256.41ms. Allocated memory is still 182.5MB. Free memory was 71.1MB in the beginning and 135.2MB in the end (delta: -64.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-03 01:47:55,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 904.29ms. Allocated memory is still 102.8MB. Free memory was 67.2MB in the beginning and 44.1MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.21ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 44.1MB in the beginning and 94.3MB in the end (delta: -50.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.84ms. Allocated memory is still 123.7MB. Free memory was 94.3MB in the beginning and 88.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1555.41ms. Allocated memory is still 123.7MB. Free memory was 88.1MB in the beginning and 75.6MB in the end (delta: 12.5MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3781.16ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 74.8MB in the beginning and 71.1MB in the end (delta: 3.7MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Witness Printer took 256.41ms. Allocated memory is still 182.5MB. Free memory was 71.1MB in the beginning and 135.2MB in the end (delta: -64.1MB). Peak memory consumption was 24.0MB. 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: 3.7s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 583 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 529 mSDsluCounter, 1735 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 737 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 281 IncrementalHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 1083 mSDtfsCounter, 281 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: 0.2s 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, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 373 ConstructedInterpolants, 0 QuantifiedInterpolants, 467 SizeOfPredicates, 0 NumberOfNonLiveVariables, 998 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: 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: 1898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - 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! [2022-11-03 01:47:55,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfde8265-e0ad-40c8-a623-b598e5d09699/bin/utaipan-7li7fVZpFI/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