./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta --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 0a0b87150f68c4dfa6a57a3698556eda427efd851a248be648b2e5c8b3a3f4dd --- 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-dbf71c6-m [2022-10-17 17:11:17,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:11:17,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:11:17,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:11:17,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:11:17,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:11:17,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:11:17,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:11:17,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:11:17,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:11:17,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:11:17,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:11:17,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:11:17,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:11:17,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:11:17,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:11:17,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:11:17,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:11:17,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:11:17,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:11:17,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:11:17,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:11:17,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:11:17,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:11:17,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:11:17,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:11:17,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:11:17,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:11:17,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:11:17,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:11:17,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:11:17,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:11:17,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:11:17,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:11:17,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:11:17,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:11:17,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:11:17,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:11:17,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:11:17,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:11:17,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:11:17,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:11:17,789 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:11:17,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:11:17,790 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:11:17,790 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:11:17,791 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:11:17,792 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:11:17,792 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:11:17,792 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:11:17,792 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:11:17,793 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:11:17,794 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:11:17,794 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:11:17,794 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:11:17,794 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:11:17,794 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:11:17,795 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:11:17,795 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:11:17,795 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:11:17,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:11:17,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:11:17,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:11:17,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:11:17,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:11:17,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:11:17,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:11:17,799 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:11:17,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:11:17,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:11:17,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:11:17,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:11:17,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:11:17,800 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:11:17,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:11:17,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:11:17,801 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:11:17,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:11:17,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:11:17,801 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:11:17,802 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_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a0b87150f68c4dfa6a57a3698556eda427efd851a248be648b2e5c8b3a3f4dd [2022-10-17 17:11:18,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:11:18,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:11:18,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:11:18,083 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:11:18,084 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:11:18,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2022-10-17 17:11:18,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/data/57176dc6b/815b4b074cb543b3a46ef770a441f427/FLAG10249aa21 [2022-10-17 17:11:19,133 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:11:19,133 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2022-10-17 17:11:19,192 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/data/57176dc6b/815b4b074cb543b3a46ef770a441f427/FLAG10249aa21 [2022-10-17 17:11:19,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/data/57176dc6b/815b4b074cb543b3a46ef770a441f427 [2022-10-17 17:11:19,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:11:19,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:11:19,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:11:19,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:11:19,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:11:19,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:11:19" (1/1) ... [2022-10-17 17:11:19,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db4730b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:19, skipping insertion in model container [2022-10-17 17:11:19,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:11:19" (1/1) ... [2022-10-17 17:11:19,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:11:19,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:11:20,602 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_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i[156940,156953] [2022-10-17 17:11:21,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:11:21,793 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:11:21,953 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_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i[156940,156953] [2022-10-17 17:11:22,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:11:22,367 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:11:22,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22 WrapperNode [2022-10-17 17:11:22,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:11:22,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:11:22,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:11:22,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:11:22,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,647 INFO L138 Inliner]: procedures = 220, calls = 1909, calls flagged for inlining = 76, calls inlined = 76, statements flattened = 3530 [2022-10-17 17:11:22,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:11:22,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:11:22,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:11:22,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:11:22,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,899 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:11:22,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:11:22,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:11:22,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:11:22,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (1/1) ... [2022-10-17 17:11:22,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:11:22,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:11:22,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:11:23,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a18b3bf-a37c-4ddb-a68c-b762ab53ed19/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:11:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ctrl_complete [2022-10-17 17:11:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ctrl_complete [2022-10-17 17:11:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure dout_reset [2022-10-17 17:11:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_reset [2022-10-17 17:11:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_isocpipes [2022-10-17 17:11:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_isocpipes [2022-10-17 17:11:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:11:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:11:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_le16p [2022-10-17 17:11:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_le16p [2022-10-17 17:11:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:11:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:11:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-17 17:11:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-17 17:11:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2022-10-17 17:11:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2022-10-17 17:11:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:11:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:11:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_st5481 [2022-10-17 17:11:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_st5481 [2022-10-17 17:11:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-17 17:11:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-17 17:11:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_next_ctrl_msg [2022-10-17 17:11:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_next_ctrl_msg [2022-10-17 17:11:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_usb [2022-10-17 17:11:23,039 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_usb [2022-10-17 17:11:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_b_out [2022-10-17 17:11:23,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_b_out [2022-10-17 17:11:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_device_ctrl_msg [2022-10-17 17:11:23,039 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_device_ctrl_msg [2022-10-17 17:11:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 17:11:23,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 17:11:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure FsmEvent [2022-10-17 17:11:23,039 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmEvent [2022-10-17 17:11:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:11:23,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:11:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure led_blink [2022-10-17 17:11:23,040 INFO L138 BoogieDeclarations]: Found implementation of procedure led_blink [2022-10-17 17:11:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_in_mode [2022-10-17 17:11:23,040 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_in_mode [2022-10-17 17:11:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-17 17:11:23,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-17 17:11:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_start_rcv [2022-10-17 17:11:23,044 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_start_rcv [2022-10-17 17:11:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 17:11:23,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 17:11:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2022-10-17 17:11:23,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2022-10-17 17:11:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2022-10-17 17:11:23,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2022-10-17 17:11:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_2 [2022-10-17 17:11:23,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_2 [2022-10-17 17:11:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2022-10-17 17:11:23,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2022-10-17 17:11:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_25 [2022-10-17 17:11:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_25 [2022-10-17 17:11:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:11:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2022-10-17 17:11:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2022-10-17 17:11:23,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2022-10-17 17:11:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2022-10-17 17:11:23,053 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-10-17 17:11:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-10-17 17:11:23,053 INFO L130 BoogieDeclarations]: Found specification of procedure ph_connect [2022-10-17 17:11:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ph_connect [2022-10-17 17:11:23,053 INFO L130 BoogieDeclarations]: Found specification of procedure st5481B_mode [2022-10-17 17:11:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481B_mode [2022-10-17 17:11:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure B_L1L2 [2022-10-17 17:11:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure B_L1L2 [2022-10-17 17:11:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-10-17 17:11:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-10-17 17:11:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_10 [2022-10-17 17:11:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_10 [2022-10-17 17:11:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:11:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2022-10-17 17:11:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2022-10-17 17:11:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2022-10-17 17:11:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2022-10-17 17:11:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_isocpipes [2022-10-17 17:11:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_isocpipes [2022-10-17 17:11:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_out_init [2022-10-17 17:11:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_out_init [2022-10-17 17:11:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 17:11:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 17:11:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure ph_disconnect [2022-10-17 17:11:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ph_disconnect [2022-10-17 17:11:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:11:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f6 [2022-10-17 17:11:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f6 [2022-10-17 17:11:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:11:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f7 [2022-10-17 17:11:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f7 [2022-10-17 17:11:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f8 [2022-10-17 17:11:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f8 [2022-10-17 17:11:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_b_l2l1 [2022-10-17 17:11:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_b_l2l1 [2022-10-17 17:11:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f3 [2022-10-17 17:11:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f3 [2022-10-17 17:11:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure dout_short_fifo [2022-10-17 17:11:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_short_fifo [2022-10-17 17:11:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_b [2022-10-17 17:11:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_b [2022-10-17 17:11:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 17:11:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 17:11:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 17:11:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 17:11:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_in_complete [2022-10-17 17:11:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_in_complete [2022-10-17 17:11:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_d_out_complete [2022-10-17 17:11:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_d_out_complete [2022-10-17 17:11:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure st5481B_start_xfer [2022-10-17 17:11:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481B_start_xfer [2022-10-17 17:11:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_pipe_reset [2022-10-17 17:11:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_pipe_reset [2022-10-17 17:11:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 17:11:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 17:11:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 17:11:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure dout_check_busy [2022-10-17 17:11:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_check_busy [2022-10-17 17:11:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_b_out [2022-10-17 17:11:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_b_out [2022-10-17 17:11:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure FsmFree [2022-10-17 17:11:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmFree [2022-10-17 17:11:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:11:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:11:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_encode [2022-10-17 17:11:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_encode [2022-10-17 17:11:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_d_out [2022-10-17 17:11:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_d_out [2022-10-17 17:11:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 17:11:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 17:11:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 17:11:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 17:11:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 17:11:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 17:11:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure dout_long_den [2022-10-17 17:11:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_long_den [2022-10-17 17:11:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 17:11:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 17:11:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 17:11:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 17:11:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure dout_stop [2022-10-17 17:11:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_stop [2022-10-17 17:11:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure dout_underrun [2022-10-17 17:11:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_underrun [2022-10-17 17:11:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:11:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-10-17 17:11:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-10-17 17:11:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_in [2022-10-17 17:11:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_in [2022-10-17 17:11:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:11:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:11:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_31 [2022-10-17 17:11:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_31 [2022-10-17 17:11:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_d_exit [2022-10-17 17:11:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_d_exit [2022-10-17 17:11:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:11:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure dump_iso_packet___0 [2022-10-17 17:11:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_iso_packet___0 [2022-10-17 17:11:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ctrl_msg [2022-10-17 17:11:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ctrl_msg [2022-10-17 17:11:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 17:11:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 17:11:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 17:11:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 17:11:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:11:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 17:11:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 17:11:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 17:11:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 17:11:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:11:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_b [2022-10-17 17:11:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_b [2022-10-17 17:11:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure dump_packet [2022-10-17 17:11:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_packet [2022-10-17 17:11:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_d [2022-10-17 17:11:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_d [2022-10-17 17:11:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:11:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:11:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure l1_activate [2022-10-17 17:11:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_activate [2022-10-17 17:11:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure FsmNew [2022-10-17 17:11:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmNew [2022-10-17 17:11:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure l1_timer3 [2022-10-17 17:11:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_timer3 [2022-10-17 17:11:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_stop [2022-10-17 17:11:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_stop [2022-10-17 17:11:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure dout_long_enable_fifo [2022-10-17 17:11:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_long_enable_fifo [2022-10-17 17:11:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_b_out_complete [2022-10-17 17:11:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_b_out_complete [2022-10-17 17:11:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure usb_int_complete [2022-10-17 17:11:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_int_complete [2022-10-17 17:11:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_in [2022-10-17 17:11:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_in [2022-10-17 17:11:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure D_L1L2 [2022-10-17 17:11:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure D_L1L2 [2022-10-17 17:11:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure dout_complete [2022-10-17 17:11:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_complete [2022-10-17 17:11:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure FsmChangeState [2022-10-17 17:11:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmChangeState [2022-10-17 17:11:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_ph_command [2022-10-17 17:11:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_ph_command [2022-10-17 17:11:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure dout_start_xmit [2022-10-17 17:11:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_start_xmit [2022-10-17 17:11:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_d_out [2022-10-17 17:11:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_d_out [2022-10-17 17:11:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-17 17:11:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-17 17:11:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:11:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-10-17 17:11:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-10-17 17:11:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_nr [2022-10-17 17:11:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_nr [2022-10-17 17:11:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:11:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:11:23,792 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:11:23,797 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:11:23,934 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:11:29,173 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-17 17:11:35,608 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:11:36,841 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:11:36,841 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:11:36,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:11:36 BoogieIcfgContainer [2022-10-17 17:11:36,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:11:36,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:11:36,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:11:36,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:11:36,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:11:19" (1/3) ... [2022-10-17 17:11:36,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e315ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:11:36, skipping insertion in model container [2022-10-17 17:11:36,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:22" (2/3) ... [2022-10-17 17:11:36,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e315ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:11:36, skipping insertion in model container [2022-10-17 17:11:36,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:11:36" (3/3) ... [2022-10-17 17:11:36,860 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2022-10-17 17:11:36,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:11:36,882 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 17:11:36,990 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:11:36,998 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;@1dd596da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:11:37,000 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 17:11:37,010 INFO L276 IsEmpty]: Start isEmpty. Operand has 967 states, 585 states have (on average 1.3572649572649573) internal successors, (794), 651 states have internal predecessors, (794), 283 states have call successors, (283), 100 states have call predecessors, (283), 98 states have return successors, (278), 254 states have call predecessors, (278), 278 states have call successors, (278) [2022-10-17 17:11:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:11:37,026 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:11:37,027 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-17 17:11:37,027 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:11:37,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:11:37,035 INFO L85 PathProgramCache]: Analyzing trace with hash 221583033, now seen corresponding path program 1 times [2022-10-17 17:11:37,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:11:37,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405095206] [2022-10-17 17:11:37,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:11:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:11:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:11:37,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:11:37,912 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:11:37,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405095206] [2022-10-17 17:11:37,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405095206] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:11:37,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:11:37,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 17:11:37,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673566647] [2022-10-17 17:11:37,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:11:37,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 17:11:37,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:11:37,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 17:11:37,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 17:11:37,966 INFO L87 Difference]: Start difference. First operand has 967 states, 585 states have (on average 1.3572649572649573) internal successors, (794), 651 states have internal predecessors, (794), 283 states have call successors, (283), 100 states have call predecessors, (283), 98 states have return successors, (278), 254 states have call predecessors, (278), 278 states have call successors, (278) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-10-17 17:11:42,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 17:11:46,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 17:11:48,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 17:11:48,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:11:48,585 INFO L93 Difference]: Finished difference Result 2841 states and 4189 transitions. [2022-10-17 17:11:48,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 17:11:48,590 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 27 [2022-10-17 17:11:48,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:11:48,648 INFO L225 Difference]: With dead ends: 2841 [2022-10-17 17:11:48,648 INFO L226 Difference]: Without dead ends: 1857 [2022-10-17 17:11:48,666 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 [2022-10-17 17:11:48,671 INFO L413 NwaCegarLoop]: 1416 mSDtfsCounter, 1289 mSDsluCounter, 1305 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 2541 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-10-17 17:11:48,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1290 Valid, 2541 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 380 Invalid, 3 Unknown, 0 Unchecked, 10.3s Time] [2022-10-17 17:11:48,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1857 states. [2022-10-17 17:11:48,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1857 to 1857. [2022-10-17 17:11:48,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1857 states, 1126 states have (on average 1.3419182948490231) internal successors, (1511), 1234 states have internal predecessors, (1511), 537 states have call successors, (537), 194 states have call predecessors, (537), 193 states have return successors, (533), 484 states have call predecessors, (533), 532 states have call successors, (533) [2022-10-17 17:11:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1857 states and 2581 transitions. [2022-10-17 17:11:48,979 INFO L78 Accepts]: Start accepts. Automaton has 1857 states and 2581 transitions. Word has length 27 [2022-10-17 17:11:48,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:11:48,980 INFO L495 AbstractCegarLoop]: Abstraction has 1857 states and 2581 transitions. [2022-10-17 17:11:48,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-10-17 17:11:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2581 transitions. [2022-10-17 17:11:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:11:48,990 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:11:48,990 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:11:48,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 17:11:48,991 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:11:48,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:11:48,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1635176353, now seen corresponding path program 1 times [2022-10-17 17:11:48,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:11:48,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911134705] [2022-10-17 17:11:48,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:11:48,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:11:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:11:49,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:11:49,874 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:11:49,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911134705] [2022-10-17 17:11:49,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911134705] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:11:49,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:11:49,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 17:11:49,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107073325] [2022-10-17 17:11:49,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:11:49,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 17:11:49,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:11:49,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 17:11:49,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 17:11:49,882 INFO L87 Difference]: Start difference. First operand 1857 states and 2581 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-17 17:11:53,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []