./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.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_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/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_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/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_b07ec8a8-d163-4a63-a055-f0895216ccea/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 c3a88d220dbbb3b8b830b41f15ad66094bc858c7c21fc995876c56b7a27538e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:02:03,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:02:03,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:02:03,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:02:03,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:02:03,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:02:03,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:02:03,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:02:03,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:02:03,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:02:03,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:02:03,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:02:03,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:02:03,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:02:03,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:02:03,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:02:03,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:02:03,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:02:03,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:02:03,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:02:03,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:02:03,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:02:03,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:02:03,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:02:03,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:02:03,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:02:03,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:02:03,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:02:03,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:02:03,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:02:03,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:02:03,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:02:03,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:02:03,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:02:03,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:02:03,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:02:03,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:02:03,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:02:03,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:02:03,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:02:03,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:02:03,272 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:02:03,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:02:03,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:02:03,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:02:03,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:02:03,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:02:03,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:02:03,300 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:02:03,300 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:02:03,301 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:02:03,301 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:02:03,301 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:02:03,302 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:02:03,302 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:02:03,303 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:02:03,303 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:02:03,304 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:02:03,304 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:02:03,304 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:02:03,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:02:03,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:02:03,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:02:03,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:02:03,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:02:03,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:02:03,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:02:03,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:02:03,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:02:03,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:02:03,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:02:03,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:03,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:02:03,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:02:03,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:02:03,309 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:02:03,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:02:03,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:02:03,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:02:03,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:02:03,310 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_b07ec8a8-d163-4a63-a055-f0895216ccea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3a88d220dbbb3b8b830b41f15ad66094bc858c7c21fc995876c56b7a27538e4 [2021-11-23 17:02:03,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:02:03,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:02:03,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:02:03,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:02:03,575 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:02:03,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i [2021-11-23 17:02:03,642 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/2f05c7da7/106852dc093545fda20050218e6700b6/FLAG480637943 [2021-11-23 17:02:04,523 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:02:04,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i [2021-11-23 17:02:04,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/2f05c7da7/106852dc093545fda20050218e6700b6/FLAG480637943 [2021-11-23 17:02:05,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/2f05c7da7/106852dc093545fda20050218e6700b6 [2021-11-23 17:02:05,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:02:05,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:02:05,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:05,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:02:05,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:02:05,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:05" (1/1) ... [2021-11-23 17:02:05,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c84bd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:05, skipping insertion in model container [2021-11-23 17:02:05,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:05" (1/1) ... [2021-11-23 17:02:05,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:02:05,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:06,788 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_b07ec8a8-d163-4a63-a055-f0895216ccea/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i[200991,201004] [2021-11-23 17:02:06,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:06,884 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:02:07,256 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_b07ec8a8-d163-4a63-a055-f0895216ccea/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i[200991,201004] [2021-11-23 17:02:07,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:07,388 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:02:07,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07 WrapperNode [2021-11-23 17:02:07,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:07,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:07,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:02:07,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:02:07,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,675 INFO L137 Inliner]: procedures = 240, calls = 2340, calls flagged for inlining = 110, calls inlined = 62, statements flattened = 2472 [2021-11-23 17:02:07,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:07,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:02:07,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:02:07,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:02:07,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:02:07,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:02:07,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:02:07,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:02:07,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:07" (1/1) ... [2021-11-23 17:02:07,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:07,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:02:07,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:02:07,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:02:07,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 17:02:07,979 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 17:02:07,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 17:02:07,979 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 17:02:07,979 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 17:02:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:02:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:02:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-11-23 17:02:07,980 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-11-23 17:02:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 17:02:07,980 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 17:02:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-11-23 17:02:07,980 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-11-23 17:02:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:02:07,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:02:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure send_packet [2021-11-23 17:02:07,981 INFO L138 BoogieDeclarations]: Found implementation of procedure send_packet [2021-11-23 17:02:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2021-11-23 17:02:07,981 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2021-11-23 17:02:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:02:07,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:02:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:02:07,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:02:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2021-11-23 17:02:07,982 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister_dev [2021-11-23 17:02:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_imon_context [2021-11-23 17:02:07,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_imon_context [2021-11-23 17:02:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:02:07,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:02:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 17:02:07,983 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 17:02:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_driver_lock [2021-11-23 17:02:07,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_driver_lock [2021-11-23 17:02:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:02:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-23 17:02:07,983 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-23 17:02:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:02:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2021-11-23 17:02:07,984 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2021-11-23 17:02:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 17:02:07,984 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 17:02:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:02:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:02:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 17:02:07,984 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 17:02:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:02:07,985 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:02:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 17:02:07,985 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 17:02:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 17:02:07,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 17:02:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2021-11-23 17:02:07,988 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2021-11-23 17:02:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-23 17:02:07,988 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-23 17:02:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 17:02:07,989 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 17:02:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:02:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2021-11-23 17:02:07,990 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2021-11-23 17:02:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:02:07,990 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:02:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:02:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2021-11-23 17:02:07,990 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2021-11-23 17:02:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-11-23 17:02:07,991 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-11-23 17:02:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:02:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-11-23 17:02:07,991 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-11-23 17:02:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:02:07,991 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:02:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:02:07,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:02:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 17:02:07,992 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 17:02:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 17:02:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 17:02:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:02:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:02:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:02:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2021-11-23 17:02:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2021-11-23 17:02:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-23 17:02:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-23 17:02:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:02:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:02:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure free_imon_context [2021-11-23 17:02:07,995 INFO L138 BoogieDeclarations]: Found implementation of procedure free_imon_context [2021-11-23 17:02:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:02:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2021-11-23 17:02:07,996 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2021-11-23 17:02:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_imon_context [2021-11-23 17:02:07,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_imon_context [2021-11-23 17:02:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:02:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:02:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2021-11-23 17:02:07,997 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2021-11-23 17:02:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:02:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2021-11-23 17:02:07,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_dev [2021-11-23 17:02:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 17:02:07,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 17:02:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_driver_lock [2021-11-23 17:02:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_driver_lock [2021-11-23 17:02:07,999 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2021-11-23 17:02:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2021-11-23 17:02:07,999 INFO L130 BoogieDeclarations]: Found specification of procedure imon_find_endpoints [2021-11-23 17:02:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_find_endpoints [2021-11-23 17:02:07,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:02:08,000 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 17:02:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 17:02:08,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:02:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:02:08,560 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:02:08,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:02:12,224 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:02:12,452 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:02:12,458 INFO L158 Benchmark]: Toolchain (without parser) took 7438.14ms. Allocated memory was 115.3MB in the beginning and 329.3MB in the end (delta: 213.9MB). Free memory was 75.9MB in the beginning and 251.1MB in the end (delta: -175.2MB). Peak memory consumption was 139.1MB. Max. memory is 16.1GB. [2021-11-23 17:02:12,459 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:02:12,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2366.83ms. Allocated memory was 115.3MB in the beginning and 153.1MB in the end (delta: 37.7MB). Free memory was 75.6MB in the beginning and 68.4MB in the end (delta: 7.2MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2021-11-23 17:02:12,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 285.24ms. Allocated memory is still 153.1MB. Free memory was 68.4MB in the beginning and 88.6MB in the end (delta: -20.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-11-23 17:02:12,462 INFO L158 Benchmark]: Boogie Preprocessor took 203.39ms. Allocated memory is still 153.1MB. Free memory was 88.6MB in the beginning and 73.3MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:02:12,463 INFO L158 Benchmark]: RCFGBuilder took 4575.46ms. Allocated memory was 153.1MB in the beginning and 329.3MB in the end (delta: 176.2MB). Free memory was 73.3MB in the beginning and 251.1MB in the end (delta: -177.8MB). Peak memory consumption was 98.8MB. Max. memory is 16.1GB. [2021-11-23 17:02:12,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2366.83ms. Allocated memory was 115.3MB in the beginning and 153.1MB in the end (delta: 37.7MB). Free memory was 75.6MB in the beginning and 68.4MB in the end (delta: 7.2MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 285.24ms. Allocated memory is still 153.1MB. Free memory was 68.4MB in the beginning and 88.6MB in the end (delta: -20.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 203.39ms. Allocated memory is still 153.1MB. Free memory was 88.6MB in the beginning and 73.3MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4575.46ms. Allocated memory was 153.1MB in the beginning and 329.3MB in the end (delta: 176.2MB). Free memory was 73.3MB in the beginning and 251.1MB in the end (delta: -177.8MB). Peak memory consumption was 98.8MB. 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 17:02:12,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/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_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/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_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/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_b07ec8a8-d163-4a63-a055-f0895216ccea/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 c3a88d220dbbb3b8b830b41f15ad66094bc858c7c21fc995876c56b7a27538e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:02:15,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:02:15,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:02:15,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:02:15,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:02:15,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:02:15,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:02:15,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:02:15,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:02:15,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:02:15,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:02:15,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:02:15,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:02:15,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:02:15,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:02:15,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:02:15,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:02:15,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:02:15,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:02:15,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:02:15,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:02:15,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:02:15,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:02:15,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:02:15,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:02:15,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:02:15,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:02:15,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:02:15,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:02:15,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:02:15,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:02:15,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:02:15,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:02:15,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:02:15,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:02:15,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:02:15,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:02:15,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:02:15,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:02:15,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:02:15,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:02:15,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:02:15,323 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:02:15,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:02:15,324 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:02:15,324 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:02:15,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:02:15,326 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:02:15,327 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:02:15,327 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:02:15,327 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:02:15,327 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:02:15,329 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:02:15,329 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:02:15,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:02:15,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:02:15,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:02:15,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:02:15,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:02:15,333 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:02:15,333 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:02:15,334 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:02:15,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:02:15,340 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:02:15,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:02:15,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:02:15,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:02:15,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:02:15,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:15,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:02:15,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:02:15,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:02:15,344 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:02:15,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:02:15,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:02:15,346 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:02:15,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:02:15,346 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_b07ec8a8-d163-4a63-a055-f0895216ccea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3a88d220dbbb3b8b830b41f15ad66094bc858c7c21fc995876c56b7a27538e4 [2021-11-23 17:02:15,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:02:15,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:02:15,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:02:15,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:02:15,774 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:02:15,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i [2021-11-23 17:02:15,848 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/d717a901c/29610c98ee1f4343a10ba3bbae421bf2/FLAG9c212cd27 [2021-11-23 17:02:16,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:02:16,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i [2021-11-23 17:02:16,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/d717a901c/29610c98ee1f4343a10ba3bbae421bf2/FLAG9c212cd27 [2021-11-23 17:02:17,233 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/data/d717a901c/29610c98ee1f4343a10ba3bbae421bf2 [2021-11-23 17:02:17,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:02:17,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:02:17,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:17,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:02:17,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:02:17,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:17" (1/1) ... [2021-11-23 17:02:17,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43759299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:17, skipping insertion in model container [2021-11-23 17:02:17,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:17" (1/1) ... [2021-11-23 17:02:17,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:02:17,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:19,278 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_b07ec8a8-d163-4a63-a055-f0895216ccea/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i[200991,201004] [2021-11-23 17:02:19,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:19,413 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:02:19,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:19,893 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_b07ec8a8-d163-4a63-a055-f0895216ccea/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i[200991,201004] [2021-11-23 17:02:19,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:19,939 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:02:20,326 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_b07ec8a8-d163-4a63-a055-f0895216ccea/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-rc-imon--32_7a--a9e7fb5.i[200991,201004] [2021-11-23 17:02:20,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:20,545 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:02:20,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20 WrapperNode [2021-11-23 17:02:20,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:20,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:20,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:02:20,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:02:20,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:20,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:20,878 INFO L137 Inliner]: procedures = 255, calls = 2340, calls flagged for inlining = 110, calls inlined = 62, statements flattened = 2435 [2021-11-23 17:02:20,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:20,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:02:20,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:02:20,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:02:20,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:20,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:20,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:20,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:20,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:21,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:21,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:21,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:02:21,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:02:21,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:02:21,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:02:21,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (1/1) ... [2021-11-23 17:02:21,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:21,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:02:21,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:02:21,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:02:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:02:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 17:02:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 17:02:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 17:02:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 17:02:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:02:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 17:02:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:02:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:02:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:02:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:02:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-11-23 17:02:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-11-23 17:02:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 17:02:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 17:02:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-11-23 17:02:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-11-23 17:02:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:02:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:02:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure send_packet [2021-11-23 17:02:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure send_packet [2021-11-23 17:02:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2021-11-23 17:02:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2021-11-23 17:02:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:02:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:02:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:02:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:02:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2021-11-23 17:02:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister_dev [2021-11-23 17:02:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_imon_context [2021-11-23 17:02:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_imon_context [2021-11-23 17:02:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:02:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:02:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 17:02:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 17:02:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_driver_lock [2021-11-23 17:02:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_driver_lock [2021-11-23 17:02:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:02:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-23 17:02:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-23 17:02:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:02:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2021-11-23 17:02:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2021-11-23 17:02:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 17:02:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:02:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:02:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:02:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:02:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 17:02:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 17:02:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:02:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:02:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 17:02:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 17:02:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 17:02:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 17:02:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2021-11-23 17:02:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2021-11-23 17:02:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-23 17:02:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-23 17:02:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 17:02:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 17:02:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2021-11-23 17:02:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2021-11-23 17:02:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:02:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:02:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2021-11-23 17:02:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2021-11-23 17:02:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-11-23 17:02:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-11-23 17:02:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-11-23 17:02:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-11-23 17:02:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:02:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:02:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:02:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:02:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 17:02:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 17:02:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 17:02:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 17:02:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:02:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:02:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2021-11-23 17:02:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2021-11-23 17:02:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-23 17:02:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-23 17:02:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:02:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:02:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:02:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:02:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:02:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:02:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure free_imon_context [2021-11-23 17:02:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure free_imon_context [2021-11-23 17:02:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:02:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2021-11-23 17:02:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2021-11-23 17:02:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_imon_context [2021-11-23 17:02:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_imon_context [2021-11-23 17:02:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:02:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:02:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2021-11-23 17:02:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2021-11-23 17:02:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:02:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:02:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:02:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:02:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2021-11-23 17:02:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_dev [2021-11-23 17:02:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 17:02:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 17:02:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_driver_lock [2021-11-23 17:02:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_driver_lock [2021-11-23 17:02:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2021-11-23 17:02:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2021-11-23 17:02:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure imon_find_endpoints [2021-11-23 17:02:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_find_endpoints [2021-11-23 17:02:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:02:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 17:02:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 17:02:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:02:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:02:21,917 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:02:21,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:02:57,745 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:02:57,764 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:02:57,765 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 17:02:57,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:02:57 BoogieIcfgContainer [2021-11-23 17:02:57,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:02:57,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:02:57,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:02:57,780 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:02:57,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:02:17" (1/3) ... [2021-11-23 17:02:57,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317c8b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:02:57, skipping insertion in model container [2021-11-23 17:02:57,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:20" (2/3) ... [2021-11-23 17:02:57,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317c8b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:02:57, skipping insertion in model container [2021-11-23 17:02:57,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:02:57" (3/3) ... [2021-11-23 17:02:57,788 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-rc-imon--32_7a--a9e7fb5.i [2021-11-23 17:02:57,795 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:02:57,796 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:02:57,882 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:02:57,895 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 17:02:57,895 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:02:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 679 states, 463 states have (on average 1.2915766738660908) internal successors, (598), 478 states have internal predecessors, (598), 166 states have call successors, (166), 48 states have call predecessors, (166), 48 states have return successors, (166), 165 states have call predecessors, (166), 166 states have call successors, (166) [2021-11-23 17:02:57,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 17:02:57,956 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:02:57,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:02:57,958 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:02:57,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:02:57,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1371189868, now seen corresponding path program 1 times [2021-11-23 17:02:57,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:02:57,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1010499583] [2021-11-23 17:02:57,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:02:57,994 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:02:57,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:02:57,998 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:02:58,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:02:58,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:02:58,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:02:58,546 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 17:02:58,551 INFO L158 Benchmark]: Toolchain (without parser) took 41312.40ms. Allocated memory was 48.2MB in the beginning and 381.7MB in the end (delta: 333.4MB). Free memory was 24.0MB in the beginning and 210.5MB in the end (delta: -186.4MB). Peak memory consumption was 147.0MB. Max. memory is 16.1GB. [2021-11-23 17:02:58,552 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 48.2MB. Free memory was 29.6MB in the beginning and 29.6MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:02:58,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3306.25ms. Allocated memory was 48.2MB in the beginning and 190.8MB in the end (delta: 142.6MB). Free memory was 23.8MB in the beginning and 119.3MB in the end (delta: -95.5MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2021-11-23 17:02:58,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 332.08ms. Allocated memory is still 190.8MB. Free memory was 119.3MB in the beginning and 103.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:02:58,555 INFO L158 Benchmark]: Boogie Preprocessor took 197.56ms. Allocated memory is still 190.8MB. Free memory was 103.5MB in the beginning and 86.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:02:58,556 INFO L158 Benchmark]: RCFGBuilder took 36696.43ms. Allocated memory was 190.8MB in the beginning and 381.7MB in the end (delta: 190.8MB). Free memory was 86.8MB in the beginning and 238.8MB in the end (delta: -152.0MB). Peak memory consumption was 125.3MB. Max. memory is 16.1GB. [2021-11-23 17:02:58,557 INFO L158 Benchmark]: TraceAbstraction took 772.97ms. Allocated memory is still 381.7MB. Free memory was 238.8MB in the beginning and 210.5MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 17:02:58,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 48.2MB. Free memory was 29.6MB in the beginning and 29.6MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3306.25ms. Allocated memory was 48.2MB in the beginning and 190.8MB in the end (delta: 142.6MB). Free memory was 23.8MB in the beginning and 119.3MB in the end (delta: -95.5MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 332.08ms. Allocated memory is still 190.8MB. Free memory was 119.3MB in the beginning and 103.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.56ms. Allocated memory is still 190.8MB. Free memory was 103.5MB in the beginning and 86.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 36696.43ms. Allocated memory was 190.8MB in the beginning and 381.7MB in the end (delta: 190.8MB). Free memory was 86.8MB in the beginning and 238.8MB in the end (delta: -152.0MB). Peak memory consumption was 125.3MB. Max. memory is 16.1GB. * TraceAbstraction took 772.97ms. Allocated memory is still 381.7MB. Free memory was 238.8MB in the beginning and 210.5MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. 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 17:02:58,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b07ec8a8-d163-4a63-a055-f0895216ccea/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