./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl --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 1edb128dac5f1749a8164cdbec3766f388b8d95e25a83a97d25b5ef9e1604ba3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:20:50,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:20:50,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:20:50,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:20:50,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:20:50,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:20:50,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:20:50,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:20:50,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:20:50,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:20:50,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:20:50,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:20:50,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:20:50,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:20:50,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:20:50,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:20:50,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:20:50,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:20:50,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:20:50,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:20:50,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:20:50,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:20:50,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:20:50,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:20:50,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:20:50,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:20:50,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:20:50,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:20:50,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:20:50,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:20:50,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:20:50,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:20:50,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:20:50,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:20:50,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:20:50,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:20:50,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:20:50,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:20:50,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:20:50,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:20:50,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:20:50,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:20:50,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:20:50,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:20:50,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:20:50,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:20:50,563 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:20:50,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:20:50,563 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:20:50,564 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:20:50,564 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:20:50,564 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:20:50,565 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:20:50,565 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:20:50,566 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:20:50,566 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:20:50,566 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:20:50,566 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:20:50,566 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:20:50,567 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:20:50,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:20:50,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:20:50,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:20:50,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:20:50,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:20:50,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:20:50,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:20:50,570 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:20:50,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:20:50,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:20:50,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:20:50,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:20:50,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:20:50,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:20:50,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:20:50,572 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:20:50,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:20:50,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:20:50,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:20:50,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:20:50,573 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1edb128dac5f1749a8164cdbec3766f388b8d95e25a83a97d25b5ef9e1604ba3 [2021-11-23 17:20:50,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:20:50,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:20:50,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:20:50,940 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:20:50,940 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:20:50,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i [2021-11-23 17:20:51,013 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/71247d201/8196d559f95649c8af0e6917bc49047b/FLAGa9bbb56bc [2021-11-23 17:20:52,205 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:20:52,206 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i [2021-11-23 17:20:52,303 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/71247d201/8196d559f95649c8af0e6917bc49047b/FLAGa9bbb56bc [2021-11-23 17:20:52,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/71247d201/8196d559f95649c8af0e6917bc49047b [2021-11-23 17:20:52,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:20:52,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:20:52,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:20:52,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:20:52,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:20:52,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:20:52" (1/1) ... [2021-11-23 17:20:52,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74ea4c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:52, skipping insertion in model container [2021-11-23 17:20:52,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:20:52" (1/1) ... [2021-11-23 17:20:52,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:20:52,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:20:55,162 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_8200348c-49d6-420a-8c9a-222c83a6c684/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i[424236,424249] [2021-11-23 17:20:55,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:20:55,473 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:20:56,252 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_8200348c-49d6-420a-8c9a-222c83a6c684/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i[424236,424249] [2021-11-23 17:20:56,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:20:56,455 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:20:56,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56 WrapperNode [2021-11-23 17:20:56,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:20:56,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:20:56,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:20:56,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:20:56,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:56,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:57,373 INFO L137 Inliner]: procedures = 189, calls = 6921, calls flagged for inlining = 69, calls inlined = 54, statements flattened = 16566 [2021-11-23 17:20:57,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:20:57,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:20:57,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:20:57,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:20:57,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:57,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:57,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:57,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:57,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:58,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:58,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:58,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:20:58,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:20:58,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:20:58,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:20:58,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:20:56" (1/1) ... [2021-11-23 17:20:58,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:20:58,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:20:58,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:20:58,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:20:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_demod_lock [2021-11-23 17:20:58,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_demod_lock [2021-11-23 17:20:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure find_dev [2021-11-23 17:20:58,428 INFO L138 BoogieDeclarations]: Found implementation of procedure find_dev [2021-11-23 17:20:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_vitclk_ctl [2021-11-23 17:20:58,428 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_vitclk_ctl [2021-11-23 17:20:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:20:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:20:58,428 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:20:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_send_diseqc_burst [2021-11-23 17:20:58,429 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_send_diseqc_burst [2021-11-23 17:20:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_demod_lock [2021-11-23 17:20:58,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_demod_lock [2021-11-23 17:20:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_i2c_gate_ctrl [2021-11-23 17:20:58,429 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_i2c_gate_ctrl [2021-11-23 17:20:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:20:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:20:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_srate [2021-11-23 17:20:58,430 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_srate [2021-11-23 17:20:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:20:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_per [2021-11-23 17:20:58,430 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_per [2021-11-23 17:20:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_activate_modcod [2021-11-23 17:20:58,431 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_activate_modcod [2021-11-23 17:20:58,431 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_dvbs_track_crl [2021-11-23 17:20:58,431 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_dvbs_track_crl [2021-11-23 17:20:58,431 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:20:58,431 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:20:58,431 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_viterbi [2021-11-23 17:20:58,431 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_viterbi [2021-11-23 17:20:58,432 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_signal_strength [2021-11-23 17:20:58,432 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_signal_strength [2021-11-23 17:20:58,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:20:58,432 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:20:58,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:20:58,432 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_send_diseqc_msg [2021-11-23 17:20:58,433 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_send_diseqc_msg [2021-11-23 17:20:58,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:20:58,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:20:58,433 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_vit_thacq [2021-11-23 17:20:58,434 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_vit_thacq [2021-11-23 17:20:58,434 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_car_width [2021-11-23 17:20:58,434 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_car_width [2021-11-23 17:20:58,434 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_recv_slave_reply [2021-11-23 17:20:58,434 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_recv_slave_reply [2021-11-23 17:20:58,434 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-11-23 17:20:58,435 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-11-23 17:20:58,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:20:58,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:20:58,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-23 17:20:58,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-23 17:20:58,437 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_init [2021-11-23 17:20:58,437 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_init [2021-11-23 17:20:58,438 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:20:58,438 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:20:58,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 17:20:58,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 17:20:58,439 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_dmdlock [2021-11-23 17:20:58,439 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_dmdlock [2021-11-23 17:20:58,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:20:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:20:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:20:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_sleep [2021-11-23 17:20:58,440 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_sleep [2021-11-23 17:20:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_reg [2021-11-23 17:20:58,440 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_reg [2021-11-23 17:20:58,441 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_chk_signal [2021-11-23 17:20:58,441 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_chk_signal [2021-11-23 17:20:58,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:20:58,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:20:58,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:20:58,441 INFO L130 BoogieDeclarations]: Found specification of procedure comp2 [2021-11-23 17:20:58,442 INFO L138 BoogieDeclarations]: Found implementation of procedure comp2 [2021-11-23 17:20:58,442 INFO L130 BoogieDeclarations]: Found specification of procedure remove_dev [2021-11-23 17:20:58,442 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_dev [2021-11-23 17:20:58,443 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_search [2021-11-23 17:20:58,443 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_search [2021-11-23 17:20:58,443 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_write_reg [2021-11-23 17:20:58,443 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_write_reg [2021-11-23 17:20:58,443 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_frontend_algo [2021-11-23 17:20:58,443 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_frontend_algo [2021-11-23 17:20:58,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:20:58,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:20:58,444 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_status [2021-11-23 17:20:58,444 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_status [2021-11-23 17:20:58,445 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_vit_thtracq [2021-11-23 17:20:58,445 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_vit_thtracq [2021-11-23 17:20:58,445 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_chk_tmg [2021-11-23 17:20:58,445 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_chk_tmg [2021-11-23 17:20:58,446 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_cnr [2021-11-23 17:20:58,446 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_cnr [2021-11-23 17:20:58,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:20:58,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:20:58,447 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_srate [2021-11-23 17:20:58,447 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_srate [2021-11-23 17:20:58,447 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_activate_modcod_single [2021-11-23 17:20:58,447 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_activate_modcod_single [2021-11-23 17:20:58,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:20:58,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 17:20:58,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 17:20:58,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tuner_lock [2021-11-23 17:20:58,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tuner_lock [2021-11-23 17:20:58,448 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_viterbi [2021-11-23 17:20:58,448 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_viterbi [2021-11-23 17:20:58,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:20:58,449 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_mclk [2021-11-23 17:20:58,449 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_mclk [2021-11-23 17:20:58,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:20:58,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:20:58,449 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_lock_tmg [2021-11-23 17:20:58,450 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_lock_tmg [2021-11-23 17:20:59,810 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:20:59,812 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:21:19,407 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:21:19,940 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:21:19,946 INFO L158 Benchmark]: Toolchain (without parser) took 27469.77ms. Allocated memory was 92.3MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 54.6MB in the beginning and 750.2MB in the end (delta: -695.6MB). Peak memory consumption was 602.6MB. Max. memory is 16.1GB. [2021-11-23 17:21:19,947 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 43.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:21:19,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3977.56ms. Allocated memory was 92.3MB in the beginning and 207.6MB in the end (delta: 115.3MB). Free memory was 54.4MB in the beginning and 86.5MB in the end (delta: -32.2MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. [2021-11-23 17:21:19,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 917.01ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 86.5MB in the beginning and 274.0MB in the end (delta: -187.5MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2021-11-23 17:21:19,950 INFO L158 Benchmark]: Boogie Preprocessor took 947.32ms. Allocated memory is still 415.2MB. Free memory was 274.0MB in the beginning and 263.5MB in the end (delta: 10.5MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-23 17:21:19,951 INFO L158 Benchmark]: RCFGBuilder took 21621.02ms. Allocated memory was 415.2MB in the beginning and 1.4GB in the end (delta: 962.6MB). Free memory was 263.5MB in the beginning and 750.2MB in the end (delta: -486.7MB). Peak memory consumption was 488.4MB. Max. memory is 16.1GB. [2021-11-23 17:21:19,955 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 43.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3977.56ms. Allocated memory was 92.3MB in the beginning and 207.6MB in the end (delta: 115.3MB). Free memory was 54.4MB in the beginning and 86.5MB in the end (delta: -32.2MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 917.01ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 86.5MB in the beginning and 274.0MB in the end (delta: -187.5MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 947.32ms. Allocated memory is still 415.2MB. Free memory was 274.0MB in the beginning and 263.5MB in the end (delta: 10.5MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * RCFGBuilder took 21621.02ms. Allocated memory was 415.2MB in the beginning and 1.4GB in the end (delta: 962.6MB). Free memory was 263.5MB in the beginning and 750.2MB in the end (delta: -486.7MB). Peak memory consumption was 488.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:21:19,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl --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 1edb128dac5f1749a8164cdbec3766f388b8d95e25a83a97d25b5ef9e1604ba3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:21:22,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:21:22,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:21:22,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:21:22,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:21:22,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:21:22,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:21:22,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:21:22,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:21:22,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:21:22,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:21:22,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:21:22,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:21:22,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:21:22,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:21:22,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:21:22,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:21:22,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:21:22,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:21:22,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:21:22,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:21:22,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:21:22,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:21:22,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:21:22,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:21:22,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:21:22,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:21:22,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:21:22,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:21:22,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:21:22,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:21:22,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:21:22,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:21:22,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:21:22,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:21:22,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:21:22,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:21:22,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:21:22,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:21:22,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:21:22,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:21:22,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:21:22,955 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:21:22,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:21:22,956 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:21:22,956 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:21:22,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:21:22,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:21:22,957 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:21:22,958 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:21:22,959 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:21:22,959 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:21:22,960 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:21:22,960 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:21:22,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:21:22,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:21:22,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:21:22,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:21:22,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:21:22,963 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:21:22,963 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:21:22,963 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:21:22,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:21:22,964 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:21:22,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:21:22,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:21:22,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:21:22,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:21:22,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:21:22,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:21:22,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:21:22,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:21:22,966 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:21:22,966 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:21:22,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:21:22,967 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:21:22,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:21:22,967 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1edb128dac5f1749a8164cdbec3766f388b8d95e25a83a97d25b5ef9e1604ba3 [2021-11-23 17:21:23,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:21:23,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:21:23,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:21:23,430 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:21:23,431 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:21:23,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i [2021-11-23 17:21:23,525 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/917fe83f0/62995b5e7b284e4e99139d479a5fe7b9/FLAGb07bd0ca5 [2021-11-23 17:21:24,679 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:21:24,680 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i [2021-11-23 17:21:24,729 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/917fe83f0/62995b5e7b284e4e99139d479a5fe7b9/FLAGb07bd0ca5 [2021-11-23 17:21:25,001 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/data/917fe83f0/62995b5e7b284e4e99139d479a5fe7b9 [2021-11-23 17:21:25,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:21:25,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:21:25,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:21:25,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:21:25,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:21:25,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:21:25" (1/1) ... [2021-11-23 17:21:25,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f6ca63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:25, skipping insertion in model container [2021-11-23 17:21:25,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:21:25" (1/1) ... [2021-11-23 17:21:25,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:21:25,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:21:27,853 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_8200348c-49d6-420a-8c9a-222c83a6c684/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i[424236,424249] [2021-11-23 17:21:28,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:21:28,159 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:21:28,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:21:29,086 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_8200348c-49d6-420a-8c9a-222c83a6c684/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i[424236,424249] [2021-11-23 17:21:29,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:21:29,145 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:21:29,923 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_8200348c-49d6-420a-8c9a-222c83a6c684/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i[424236,424249] [2021-11-23 17:21:29,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:21:30,170 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:21:30,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30 WrapperNode [2021-11-23 17:21:30,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:21:30,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:21:30,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:21:30,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:21:30,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:30,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:30,946 INFO L137 Inliner]: procedures = 199, calls = 6921, calls flagged for inlining = 69, calls inlined = 54, statements flattened = 15657 [2021-11-23 17:21:30,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:21:30,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:21:30,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:21:30,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:21:30,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:30,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:31,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:31,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:31,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:31,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:31,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:31,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:21:31,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:21:31,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:21:31,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:21:31,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (1/1) ... [2021-11-23 17:21:31,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:21:31,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:21:31,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:21:31,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:21:31,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_demod_lock [2021-11-23 17:21:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_demod_lock [2021-11-23 17:21:31,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:21:31,977 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:21:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:21:31,977 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_i2c_gate_ctrl [2021-11-23 17:21:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_i2c_gate_ctrl [2021-11-23 17:21:31,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:21:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:21:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:21:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_srate [2021-11-23 17:21:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_srate [2021-11-23 17:21:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_dvbs_track_crl [2021-11-23 17:21:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_dvbs_track_crl [2021-11-23 17:21:31,979 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_signal_strength [2021-11-23 17:21:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_signal_strength [2021-11-23 17:21:31,979 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:21:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:21:31,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:21:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:21:31,980 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_vit_thacq [2021-11-23 17:21:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_vit_thacq [2021-11-23 17:21:31,981 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_car_width [2021-11-23 17:21:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_car_width [2021-11-23 17:21:31,981 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_recv_slave_reply [2021-11-23 17:21:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_recv_slave_reply [2021-11-23 17:21:31,981 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_init [2021-11-23 17:21:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_init [2021-11-23 17:21:31,982 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:21:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:21:31,982 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_dmdlock [2021-11-23 17:21:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_dmdlock [2021-11-23 17:21:31,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:21:31,983 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_reg [2021-11-23 17:21:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_reg [2021-11-23 17:21:31,983 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_chk_signal [2021-11-23 17:21:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_chk_signal [2021-11-23 17:21:31,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:21:31,984 INFO L130 BoogieDeclarations]: Found specification of procedure comp2 [2021-11-23 17:21:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure comp2 [2021-11-23 17:21:31,985 INFO L130 BoogieDeclarations]: Found specification of procedure remove_dev [2021-11-23 17:21:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_dev [2021-11-23 17:21:31,985 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_search [2021-11-23 17:21:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_search [2021-11-23 17:21:31,985 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_write_reg [2021-11-23 17:21:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_write_reg [2021-11-23 17:21:31,986 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_frontend_algo [2021-11-23 17:21:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_frontend_algo [2021-11-23 17:21:31,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:21:31,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:21:31,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:21:31,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:21:31,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:21:31,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:21:31,988 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_vit_thtracq [2021-11-23 17:21:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_vit_thtracq [2021-11-23 17:21:31,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:21:31,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:21:31,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 17:21:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 17:21:31,989 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_mclk [2021-11-23 17:21:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_mclk [2021-11-23 17:21:31,989 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_lock_tmg [2021-11-23 17:21:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_lock_tmg [2021-11-23 17:21:31,990 INFO L130 BoogieDeclarations]: Found specification of procedure find_dev [2021-11-23 17:21:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure find_dev [2021-11-23 17:21:31,990 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_vitclk_ctl [2021-11-23 17:21:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_vitclk_ctl [2021-11-23 17:21:31,991 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_send_diseqc_burst [2021-11-23 17:21:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_send_diseqc_burst [2021-11-23 17:21:31,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_demod_lock [2021-11-23 17:21:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_demod_lock [2021-11-23 17:21:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_per [2021-11-23 17:21:31,992 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_per [2021-11-23 17:21:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_activate_modcod [2021-11-23 17:21:31,992 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_activate_modcod [2021-11-23 17:21:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:21:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:21:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:21:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:21:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_viterbi [2021-11-23 17:21:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_viterbi [2021-11-23 17:21:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_send_diseqc_msg [2021-11-23 17:21:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_send_diseqc_msg [2021-11-23 17:21:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~C_INT [2021-11-23 17:21:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~C_INT [2021-11-23 17:21:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:21:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:21:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:21:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-11-23 17:21:31,995 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-11-23 17:21:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:21:31,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:21:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:21:31,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:21:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:21:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:21:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_sleep [2021-11-23 17:21:31,997 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_sleep [2021-11-23 17:21:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-11-23 17:21:31,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-11-23 17:21:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:21:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:21:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_status [2021-11-23 17:21:31,998 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_status [2021-11-23 17:21:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_chk_tmg [2021-11-23 17:21:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_chk_tmg [2021-11-23 17:21:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_read_cnr [2021-11-23 17:21:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_read_cnr [2021-11-23 17:21:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_set_srate [2021-11-23 17:21:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_set_srate [2021-11-23 17:21:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_activate_modcod_single [2021-11-23 17:21:32,000 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_activate_modcod_single [2021-11-23 17:21:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:21:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tuner_lock [2021-11-23 17:21:32,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tuner_lock [2021-11-23 17:21:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure stv090x_get_viterbi [2021-11-23 17:21:32,001 INFO L138 BoogieDeclarations]: Found implementation of procedure stv090x_get_viterbi [2021-11-23 17:21:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:21:32,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:21:33,533 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:21:33,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:22:22,488 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:22:22,542 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:22:22,542 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 17:22:22,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:22:22 BoogieIcfgContainer [2021-11-23 17:22:22,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:22:22,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:22:22,554 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:22:22,557 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:22:22,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:21:25" (1/3) ... [2021-11-23 17:22:22,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a41aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:22:22, skipping insertion in model container [2021-11-23 17:22:22,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:21:30" (2/3) ... [2021-11-23 17:22:22,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a41aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:22:22, skipping insertion in model container [2021-11-23 17:22:22,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:22:22" (3/3) ... [2021-11-23 17:22:22,566 INFO L111 eAbstractionObserver]: Analyzing ICFG main0_drivers--media--dvb-frontends--stv090x-ko---32_7a--linux-3.7.3.i [2021-11-23 17:22:22,573 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:22:22,573 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:22:22,670 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:22:22,677 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 17:22:22,677 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:22:22,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 5301 states, 3974 states have (on average 1.5359838953195772) internal successors, (6104), 3988 states have internal predecessors, (6104), 1277 states have call successors, (1277), 48 states have call predecessors, (1277), 48 states have return successors, (1277), 1276 states have call predecessors, (1277), 1277 states have call successors, (1277) [2021-11-23 17:22:22,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 17:22:22,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:22:22,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:22:22,829 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:22:22,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:22:22,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1796736919, now seen corresponding path program 1 times [2021-11-23 17:22:22,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:22:22,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [523273054] [2021-11-23 17:22:22,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:22:22,867 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:22:22,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:22:22,871 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:22:22,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:22:23,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:22:23,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:22:23,836 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:22:23,845 INFO L158 Benchmark]: Toolchain (without parser) took 58834.06ms. Allocated memory was 65.0MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 38.5MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 342.7MB. Max. memory is 16.1GB. [2021-11-23 17:22:23,846 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:22:23,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5258.35ms. Allocated memory was 65.0MB in the beginning and 381.7MB in the end (delta: 316.7MB). Free memory was 38.5MB in the beginning and 268.6MB in the end (delta: -230.1MB). Peak memory consumption was 183.9MB. Max. memory is 16.1GB. [2021-11-23 17:22:23,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 681.51ms. Allocated memory is still 381.7MB. Free memory was 268.6MB in the beginning and 207.2MB in the end (delta: 61.4MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2021-11-23 17:22:23,847 INFO L158 Benchmark]: Boogie Preprocessor took 838.11ms. Allocated memory is still 381.7MB. Free memory was 207.2MB in the beginning and 205.8MB in the end (delta: 1.3MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. [2021-11-23 17:22:23,848 INFO L158 Benchmark]: RCFGBuilder took 50764.03ms. Allocated memory was 381.7MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 205.8MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 500.7MB. Max. memory is 16.1GB. [2021-11-23 17:22:23,849 INFO L158 Benchmark]: TraceAbstraction took 1284.77ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.7GB in the end (delta: 82.8MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2021-11-23 17:22:23,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5258.35ms. Allocated memory was 65.0MB in the beginning and 381.7MB in the end (delta: 316.7MB). Free memory was 38.5MB in the beginning and 268.6MB in the end (delta: -230.1MB). Peak memory consumption was 183.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 681.51ms. Allocated memory is still 381.7MB. Free memory was 268.6MB in the beginning and 207.2MB in the end (delta: 61.4MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 838.11ms. Allocated memory is still 381.7MB. Free memory was 207.2MB in the beginning and 205.8MB in the end (delta: 1.3MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. * RCFGBuilder took 50764.03ms. Allocated memory was 381.7MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 205.8MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 500.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1284.77ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.7GB in the end (delta: 82.8MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:22:23,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8200348c-49d6-420a-8c9a-222c83a6c684/bin/utaipan-fb15Y9Yzbl/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable