./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:04,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:04,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:04,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:04,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:04,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:04,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:04,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:04,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:04,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:04,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:04,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:04,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:04,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:04,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:04,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:04,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:04,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:04,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:04,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:04,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:04,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:04,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:04,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:04,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:04,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:04,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:04,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:04,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:04,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:04,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:04,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:04,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:04,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:04,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:04,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:04,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:04,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:04,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:04,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:04,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:04,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:42:04,258 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:04,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:04,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:04,261 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:04,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:04,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:04,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:04,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:04,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:04,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:04,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:04,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:04,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:04,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:04,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:04,271 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:04,272 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:04,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:04,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:04,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:04,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:04,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:04,273 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:04,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:04,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:04,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 [2021-11-23 15:42:04,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:04,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:04,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:04,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:04,577 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:04,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-11-23 15:42:04,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/50f1c8efc/034bd5a3ef8249abaa394afec0b49eea/FLAGe4a2bc00f [2021-11-23 15:42:05,507 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:05,509 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-11-23 15:42:05,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/50f1c8efc/034bd5a3ef8249abaa394afec0b49eea/FLAGe4a2bc00f [2021-11-23 15:42:06,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/50f1c8efc/034bd5a3ef8249abaa394afec0b49eea [2021-11-23 15:42:06,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:06,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:06,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:06,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:06,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:06,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:06" (1/1) ... [2021-11-23 15:42:06,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f52728b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:06, skipping insertion in model container [2021-11-23 15:42:06,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:06" (1/1) ... [2021-11-23 15:42:06,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:06,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:07,536 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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-11-23 15:42:07,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:07,598 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:07,911 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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-11-23 15:42:07,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:08,001 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:08,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08 WrapperNode [2021-11-23 15:42:08,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:08,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:08,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:08,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:08,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,303 INFO L137 Inliner]: procedures = 191, calls = 1267, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 3340 [2021-11-23 15:42:08,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:08,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:08,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:08,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:08,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:08,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:08,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:08,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:08,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:08,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:08,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:08,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2021-11-23 15:42:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2021-11-23 15:42:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 15:42:08,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 15:42:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:42:08,640 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:42:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:42:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:42:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:42:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:42:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2021-11-23 15:42:08,643 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2021-11-23 15:42:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2021-11-23 15:42:08,644 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2021-11-23 15:42:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:42:08,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:42:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2021-11-23 15:42:08,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2021-11-23 15:42:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2021-11-23 15:42:08,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2021-11-23 15:42:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:42:08,728 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:42:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:42:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:42:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-11-23 15:42:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-11-23 15:42:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2021-11-23 15:42:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2021-11-23 15:42:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2021-11-23 15:42:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2021-11-23 15:42:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 15:42:08,730 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 15:42:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-11-23 15:42:08,730 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-11-23 15:42:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2021-11-23 15:42:08,730 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2021-11-23 15:42:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-11-23 15:42:08,730 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-11-23 15:42:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:42:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:42:08,731 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:42:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:42:08,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:42:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2021-11-23 15:42:08,731 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2021-11-23 15:42:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-11-23 15:42:08,731 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-11-23 15:42:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2021-11-23 15:42:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2021-11-23 15:42:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:42:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:42:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:42:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:42:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2021-11-23 15:42:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2021-11-23 15:42:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:42:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-11-23 15:42:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2021-11-23 15:42:08,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2021-11-23 15:42:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-11-23 15:42:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:42:08,733 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:42:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2021-11-23 15:42:08,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2021-11-23 15:42:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 15:42:08,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 15:42:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:42:08,736 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:42:08,736 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2021-11-23 15:42:08,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2021-11-23 15:42:08,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:42:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:42:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:42:08,744 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:42:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:42:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-23 15:42:08,744 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-23 15:42:08,745 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-11-23 15:42:08,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-11-23 15:42:08,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:42:08,745 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-11-23 15:42:08,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-11-23 15:42:08,745 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2021-11-23 15:42:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2021-11-23 15:42:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2021-11-23 15:42:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2021-11-23 15:42:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:42:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:42:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:42:08,747 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:42:08,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:42:08,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:42:08,747 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:42:08,748 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:42:08,748 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:42:08,748 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:42:08,749 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:42:08,749 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:42:08,749 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2021-11-23 15:42:08,749 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2021-11-23 15:42:08,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:08,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:42:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2021-11-23 15:42:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2021-11-23 15:42:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:42:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:42:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:42:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:42:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:42:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:42:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-11-23 15:42:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-11-23 15:42:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 15:42:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 15:42:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 15:42:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 15:42:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:42:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:42:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:42:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:42:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2021-11-23 15:42:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2021-11-23 15:42:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2021-11-23 15:42:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2021-11-23 15:42:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:42:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:42:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:42:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:42:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2021-11-23 15:42:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2021-11-23 15:42:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:42:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:42:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2021-11-23 15:42:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2021-11-23 15:42:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:42:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:42:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:42:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:42:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:42:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:42:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:42:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:42:08,770 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:42:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:08,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:42:08,770 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:42:09,450 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:09,456 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:10,710 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.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.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:42:10,717 INFO L158 Benchmark]: Toolchain (without parser) took 4681.32ms. Allocated memory was 127.9MB in the beginning and 182.5MB in the end (delta: 54.5MB). Free memory was 85.7MB in the beginning and 99.8MB in the end (delta: -14.1MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,718 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 33.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:10,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1968.65ms. Allocated memory is still 127.9MB. Free memory was 85.7MB in the beginning and 54.7MB in the end (delta: 31.0MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 299.61ms. Allocated memory is still 127.9MB. Free memory was 54.7MB in the beginning and 69.3MB in the end (delta: -14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,721 INFO L158 Benchmark]: Boogie Preprocessor took 237.66ms. Allocated memory is still 127.9MB. Free memory was 69.3MB in the beginning and 48.9MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,722 INFO L158 Benchmark]: RCFGBuilder took 2170.28ms. Allocated memory was 127.9MB in the beginning and 182.5MB in the end (delta: 54.5MB). Free memory was 48.9MB in the beginning and 99.8MB in the end (delta: -50.9MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,732 INFO L339 ainManager$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 81.8MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 33.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1968.65ms. Allocated memory is still 127.9MB. Free memory was 85.7MB in the beginning and 54.7MB in the end (delta: 31.0MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 299.61ms. Allocated memory is still 127.9MB. Free memory was 54.7MB in the beginning and 69.3MB in the end (delta: -14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 237.66ms. Allocated memory is still 127.9MB. Free memory was 69.3MB in the beginning and 48.9MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2170.28ms. Allocated memory was 127.9MB in the beginning and 182.5MB in the end (delta: 54.5MB). Free memory was 48.9MB in the beginning and 99.8MB in the end (delta: -50.9MB). Peak memory consumption was 36.3MB. 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.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:10,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:13,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:13,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:13,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:13,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:13,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:13,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:13,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:13,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:13,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:13,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:13,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:13,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:13,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:13,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:13,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:13,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:13,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:13,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:13,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:13,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:13,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:13,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:13,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:13,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:13,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:13,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:13,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:13,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:13,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:13,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:13,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:13,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:13,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:13,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:13,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:13,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:13,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:13,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:13,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:13,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:13,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:42:13,461 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:13,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:13,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:13,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:13,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:13,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:13,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:13,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:13,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:13,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:13,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:13,468 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:13,468 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:13,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:13,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:13,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:13,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:13,469 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:13,469 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:13,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:13,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:13,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:13,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:13,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:13,471 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:13,471 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:13,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:13,471 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:13,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:13,472 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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 [2021-11-23 15:42:13,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:13,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:13,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:13,843 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:13,844 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:13,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-11-23 15:42:13,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/d8a92b6db/a2540106e78a4a77a25d1c5ad2591e3b/FLAG11650b58d [2021-11-23 15:42:14,782 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:14,783 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-11-23 15:42:14,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/d8a92b6db/a2540106e78a4a77a25d1c5ad2591e3b/FLAG11650b58d [2021-11-23 15:42:15,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/data/d8a92b6db/a2540106e78a4a77a25d1c5ad2591e3b [2021-11-23 15:42:15,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:15,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:15,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:15,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:15,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:15,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d9d8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:15, skipping insertion in model container [2021-11-23 15:42:15,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:15" (1/1) ... [2021-11-23 15:42:15,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:15,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:16,484 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:42:16,803 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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-11-23 15:42:16,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:16,949 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:42:16,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:17,232 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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-11-23 15:42:17,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:17,261 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:17,489 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_d2680eda-781f-4a81-84fc-ad3bbd9f4121/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-11-23 15:42:17,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:17,632 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:17,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17 WrapperNode [2021-11-23 15:42:17,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:17,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:17,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:17,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:17,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:17,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:17,923 INFO L137 Inliner]: procedures = 207, calls = 1266, calls flagged for inlining = 86, calls inlined = 86, statements flattened = 3331 [2021-11-23 15:42:17,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:17,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:17,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:17,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:17,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:17,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:17,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:17,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:18,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:18,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:18,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:18,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:18,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:18,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:18,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:18,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:18,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:18,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:18,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:18,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2021-11-23 15:42:18,284 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2021-11-23 15:42:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:42:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:42:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:42:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:42:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:42:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:42:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2021-11-23 15:42:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2021-11-23 15:42:18,285 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2021-11-23 15:42:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2021-11-23 15:42:18,285 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2021-11-23 15:42:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2021-11-23 15:42:18,285 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:42:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:42:18,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:42:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:42:18,286 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-11-23 15:42:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-11-23 15:42:18,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2021-11-23 15:42:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2021-11-23 15:42:18,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2021-11-23 15:42:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2021-11-23 15:42:18,286 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 15:42:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 15:42:18,287 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2021-11-23 15:42:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2021-11-23 15:42:18,287 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:42:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:42:18,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:42:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:42:18,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:42:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:42:18,288 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2021-11-23 15:42:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2021-11-23 15:42:18,288 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:42:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:42:18,288 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:42:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:42:18,288 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2021-11-23 15:42:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2021-11-23 15:42:18,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:42:18,289 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:42:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:42:18,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:42:18,289 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2021-11-23 15:42:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2021-11-23 15:42:18,289 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2021-11-23 15:42:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2021-11-23 15:42:18,290 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:42:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:42:18,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:42:18,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:42:18,292 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:42:18,292 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:42:18,292 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:42:18,293 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:42:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:42:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:42:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:42:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:42:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:42:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2021-11-23 15:42:18,295 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2021-11-23 15:42:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:42:18,295 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:42:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:42:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:42:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:42:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 15:42:18,296 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 15:42:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 15:42:18,296 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 15:42:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:42:18,296 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:42:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:42:18,296 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:42:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2021-11-23 15:42:18,297 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2021-11-23 15:42:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:42:18,297 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:42:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:42:18,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:42:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:42:18,298 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:42:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:42:18,299 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:42:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:42:18,299 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:42:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:42:18,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-11-23 15:42:18,300 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-11-23 15:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-11-23 15:42:18,300 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-11-23 15:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2021-11-23 15:42:18,301 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2021-11-23 15:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-11-23 15:42:18,301 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-11-23 15:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2021-11-23 15:42:18,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2021-11-23 15:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:42:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:42:18,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:42:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:42:18,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:42:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:42:18,303 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-11-23 15:42:18,303 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2021-11-23 15:42:18,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2021-11-23 15:42:18,306 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-11-23 15:42:18,306 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2021-11-23 15:42:18,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2021-11-23 15:42:18,307 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 15:42:18,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 15:42:18,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:18,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:42:18,309 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:42:18,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:42:18,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:42:18,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:42:18,315 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-23 15:42:18,315 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-23 15:42:18,316 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-11-23 15:42:18,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-11-23 15:42:18,316 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-11-23 15:42:18,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-11-23 15:42:18,316 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:42:18,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:42:18,316 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:42:18,316 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:42:18,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2021-11-23 15:42:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2021-11-23 15:42:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:42:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:42:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:42:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:42:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-11-23 15:42:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-11-23 15:42:18,364 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2021-11-23 15:42:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2021-11-23 15:42:18,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2021-11-23 15:42:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2021-11-23 15:42:18,364 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:42:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:42:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2021-11-23 15:42:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2021-11-23 15:42:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:42:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:42:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:42:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:42:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:42:19,112 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:19,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:36,995 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.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.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:42:36,999 INFO L158 Benchmark]: Toolchain (without parser) took 21701.05ms. Allocated memory was 62.9MB in the beginning and 192.9MB in the end (delta: 130.0MB). Free memory was 35.8MB in the beginning and 105.4MB in the end (delta: -69.6MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:36,999 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:37,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2335.01ms. Allocated memory was 62.9MB in the beginning and 115.3MB in the end (delta: 52.4MB). Free memory was 35.6MB in the beginning and 60.9MB in the end (delta: -25.2MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:37,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 289.91ms. Allocated memory is still 115.3MB. Free memory was 60.9MB in the beginning and 42.6MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:37,002 INFO L158 Benchmark]: Boogie Preprocessor took 283.90ms. Allocated memory is still 115.3MB. Free memory was 42.6MB in the beginning and 42.8MB in the end (delta: -212.6kB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:37,003 INFO L158 Benchmark]: RCFGBuilder took 18787.90ms. Allocated memory was 115.3MB in the beginning and 192.9MB in the end (delta: 77.6MB). Free memory was 42.3MB in the beginning and 105.4MB in the end (delta: -63.1MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:37,006 INFO L339 ainManager$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 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2335.01ms. Allocated memory was 62.9MB in the beginning and 115.3MB in the end (delta: 52.4MB). Free memory was 35.6MB in the beginning and 60.9MB in the end (delta: -25.2MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 289.91ms. Allocated memory is still 115.3MB. Free memory was 60.9MB in the beginning and 42.6MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 283.90ms. Allocated memory is still 115.3MB. Free memory was 42.6MB in the beginning and 42.8MB in the end (delta: -212.6kB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * RCFGBuilder took 18787.90ms. Allocated memory was 115.3MB in the beginning and 192.9MB in the end (delta: 77.6MB). Free memory was 42.3MB in the beginning and 105.4MB in the end (delta: -63.1MB). Peak memory consumption was 41.7MB. 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.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:37,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2680eda-781f-4a81-84fc-ad3bbd9f4121/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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