./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.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_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/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_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/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_882a57eb-484c-4ad3-988e-f777b25c4745/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 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:54,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:54,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:54,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:54,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:54,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:54,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:54,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:54,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:54,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:54,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:54,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:54,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:54,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:54,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:54,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:54,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:54,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:54,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:54,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:54,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:54,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:54,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:54,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:54,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:54,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:54,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:54,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:54,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:54,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:54,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:54,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:54,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:54,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:54,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:54,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:54,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:54,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:54,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:54,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:54,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:54,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:47:54,906 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:54,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:54,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:54,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:54,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:54,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:54,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:54,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:54,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:54,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:54,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:54,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:54,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:54,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:54,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:54,919 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:54,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:54,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:54,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:54,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:54,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:54,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:54,920 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:54,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:54,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:54,921 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_882a57eb-484c-4ad3-988e-f777b25c4745/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e [2021-11-23 15:47:55,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:55,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:55,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:55,219 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:55,220 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:55,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2021-11-23 15:47:55,302 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/6a88ba581/96d02c487eb84da398f373afd01cdf49/FLAG995463dc6 [2021-11-23 15:47:56,100 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:56,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2021-11-23 15:47:56,143 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/6a88ba581/96d02c487eb84da398f373afd01cdf49/FLAG995463dc6 [2021-11-23 15:47:56,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/6a88ba581/96d02c487eb84da398f373afd01cdf49 [2021-11-23 15:47:56,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:56,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:56,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:56,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:56,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:56,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:56" (1/1) ... [2021-11-23 15:47:56,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1a15ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:56, skipping insertion in model container [2021-11-23 15:47:56,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:56" (1/1) ... [2021-11-23 15:47:56,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:56,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:58,261 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_882a57eb-484c-4ad3-988e-f777b25c4745/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2021-11-23 15:47:58,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:58,498 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:58,768 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_882a57eb-484c-4ad3-988e-f777b25c4745/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2021-11-23 15:47:58,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:58,920 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:58,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58 WrapperNode [2021-11-23 15:47:58,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:58,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:58,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:58,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:58,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,167 INFO L137 Inliner]: procedures = 282, calls = 1375, calls flagged for inlining = 101, calls inlined = 84, statements flattened = 2567 [2021-11-23 15:47:59,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:59,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:59,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:59,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:59,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:59,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:59,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:59,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:59,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:58" (1/1) ... [2021-11-23 15:47:59,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:59,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:59,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:59,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:59,451 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:47:59,451 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:47:59,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-11-23 15:47:59,452 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-11-23 15:47:59,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:47:59,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:47:59,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:47:59,453 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:47:59,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wdm_mutex [2021-11-23 15:47:59,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wdm_mutex [2021-11-23 15:47:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure recover_from_urb_loss [2021-11-23 15:47:59,454 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_from_urb_loss [2021-11-23 15:47:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2021-11-23 15:47:59,454 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2021-11-23 15:47:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:47:59,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:47:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-23 15:47:59,455 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-23 15:47:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-23 15:47:59,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-23 15:47:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-23 15:47:59,455 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-23 15:47:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_create [2021-11-23 15:47:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_create [2021-11-23 15:47:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:47:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:47:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:47:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:47:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_poll [2021-11-23 15:47:59,457 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_poll [2021-11-23 15:47:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:47:59,457 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:47:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:47:59,457 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:47:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:47:59,457 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:47:59,458 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:47:59,458 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:47:59,458 INFO L130 BoogieDeclarations]: Found specification of procedure clear_wdm_read_flag [2021-11-23 15:47:59,458 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_wdm_read_flag [2021-11-23 15:47:59,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_39 [2021-11-23 15:47:59,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_39 [2021-11-23 15:47:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_write [2021-11-23 15:47:59,459 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_write [2021-11-23 15:47:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:47:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:47:59,459 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:47:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_ioctl [2021-11-23 15:47:59,460 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_ioctl [2021-11-23 15:47:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_disconnect [2021-11-23 15:47:59,460 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_disconnect [2021-11-23 15:47:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:47:59,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_rlock_of_wdm_device [2021-11-23 15:47:59,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_rlock_of_wdm_device [2021-11-23 15:47:59,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:47:59,461 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:47:59,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-23 15:47:59,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-23 15:47:59,462 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_rxwork [2021-11-23 15:47:59,462 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_rxwork [2021-11-23 15:47:59,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:47:59,463 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-11-23 15:47:59,463 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-11-23 15:47:59,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:47:59,464 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-23 15:47:59,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-23 15:47:59,464 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:47:59,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:47:59,465 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 15:47:59,465 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 15:47:59,466 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 15:47:59,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 15:47:59,466 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-23 15:47:59,466 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-23 15:47:59,466 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:47:59,466 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:47:59,467 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:47:59,467 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:47:59,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wdm_mutex [2021-11-23 15:47:59,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wdm_mutex [2021-11-23 15:47:59,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wlock_of_wdm_device [2021-11-23 15:47:59,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wlock_of_wdm_device [2021-11-23 15:47:59,467 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:47:59,468 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:47:59,468 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:47:59,468 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:47:59,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:47:59,468 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:47:59,468 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_flush [2021-11-23 15:47:59,468 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_flush [2021-11-23 15:47:59,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wlock_of_wdm_device [2021-11-23 15:47:59,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wlock_of_wdm_device [2021-11-23 15:47:59,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 15:47:59,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 15:47:59,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:47:59,469 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-23 15:47:59,470 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-23 15:47:59,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:47:59,470 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:47:59,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:47:59,471 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:47:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:47:59,472 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:47:59,472 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:47:59,472 INFO L130 BoogieDeclarations]: Found specification of procedure kill_urbs [2021-11-23 15:47:59,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_urbs [2021-11-23 15:47:59,472 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 15:47:59,473 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 15:47:59,473 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:47:59,474 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:47:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:47:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:47:59,474 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:47:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:47:59,474 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:47:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:47:59,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:47:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:47:59,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:47:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_resume [2021-11-23 15:47:59,475 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_resume [2021-11-23 15:47:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:47:59,476 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:47:59,476 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:47:59,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:47:59,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:47:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:47:59,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:47:59,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:47:59,481 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:47:59,482 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:47:59,482 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:47:59,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:47:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:47:59,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:47:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:47:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:47:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_rlock_of_wdm_device [2021-11-23 15:47:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_rlock_of_wdm_device [2021-11-23 15:47:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-23 15:47:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-23 15:47:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_find_device [2021-11-23 15:47:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_find_device [2021-11-23 15:47:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:47:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:47:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:47:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:47:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:47:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:47:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:47:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:47:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:59,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:00,230 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:00,236 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:00,635 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:00,639 INFO L158 Benchmark]: Toolchain (without parser) took 4026.49ms. Allocated memory was 90.2MB in the beginning and 157.3MB in the end (delta: 67.1MB). Free memory was 63.5MB in the beginning and 74.7MB in the end (delta: -11.2MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,639 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:00,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2309.17ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 63.2MB in the beginning and 47.8MB in the end (delta: 15.4MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 247.13ms. Allocated memory was 109.1MB in the beginning and 157.3MB in the end (delta: 48.2MB). Free memory was 47.8MB in the beginning and 102.0MB in the end (delta: -54.2MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,642 INFO L158 Benchmark]: Boogie Preprocessor took 186.14ms. Allocated memory is still 157.3MB. Free memory was 102.0MB in the beginning and 85.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,643 INFO L158 Benchmark]: RCFGBuilder took 1279.78ms. Allocated memory is still 157.3MB. Free memory was 85.1MB in the beginning and 74.7MB in the end (delta: 10.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2309.17ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 63.2MB in the beginning and 47.8MB in the end (delta: 15.4MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 247.13ms. Allocated memory was 109.1MB in the beginning and 157.3MB in the end (delta: 48.2MB). Free memory was 47.8MB in the beginning and 102.0MB in the end (delta: -54.2MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 186.14ms. Allocated memory is still 157.3MB. Free memory was 102.0MB in the beginning and 85.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1279.78ms. Allocated memory is still 157.3MB. Free memory was 85.1MB in the beginning and 74.7MB in the end (delta: 10.5MB). Peak memory consumption was 30.2MB. 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 15:48:00,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/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_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/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_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/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_882a57eb-484c-4ad3-988e-f777b25c4745/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 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:03,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:03,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:03,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:03,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:03,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:03,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:03,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:03,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:03,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:03,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:03,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:03,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:03,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:03,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:03,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:03,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:03,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:03,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:03,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:03,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:03,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:03,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:03,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:03,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:03,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:03,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:03,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:03,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:03,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:03,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:03,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:03,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:03,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:03,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:03,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:03,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:03,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:03,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:03,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:03,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:03,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:48:03,317 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:03,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:03,319 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:03,319 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:03,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:03,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:03,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:03,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:03,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:03,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:03,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:03,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:03,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:03,323 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:03,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:03,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:03,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:03,324 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:03,324 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:03,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:03,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:03,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:03,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:03,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:03,326 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:03,326 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:03,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:03,326 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:03,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:03,327 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_882a57eb-484c-4ad3-988e-f777b25c4745/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e [2021-11-23 15:48:03,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:03,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:03,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:03,745 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:03,746 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:03,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2021-11-23 15:48:03,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/2f2630c18/467751547bbc4d00b465fc3336620fb2/FLAGc3e3c9e12 [2021-11-23 15:48:04,732 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:04,733 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2021-11-23 15:48:04,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/2f2630c18/467751547bbc4d00b465fc3336620fb2/FLAGc3e3c9e12 [2021-11-23 15:48:05,230 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/data/2f2630c18/467751547bbc4d00b465fc3336620fb2 [2021-11-23 15:48:05,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:05,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:05,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:05,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:05,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:05,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352ca4cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05, skipping insertion in model container [2021-11-23 15:48:05,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:05,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:06,850 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_882a57eb-484c-4ad3-988e-f777b25c4745/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2021-11-23 15:48:07,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:07,138 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:48:07,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:07,456 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_882a57eb-484c-4ad3-988e-f777b25c4745/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2021-11-23 15:48:07,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:07,517 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:07,772 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_882a57eb-484c-4ad3-988e-f777b25c4745/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2021-11-23 15:48:07,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:07,946 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:07,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07 WrapperNode [2021-11-23 15:48:07,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:07,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:07,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:07,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:07,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,201 INFO L137 Inliner]: procedures = 296, calls = 1375, calls flagged for inlining = 101, calls inlined = 84, statements flattened = 2482 [2021-11-23 15:48:08,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:08,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:08,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:08,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:08,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:08,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:08,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:08,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:08,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:07" (1/1) ... [2021-11-23 15:48:08,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:08,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:08,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:08,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:08,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:48:08,525 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:48:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:48:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:48:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:48:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-11-23 15:48:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-11-23 15:48:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:48:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:48:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:48:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:48:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:48:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wdm_mutex [2021-11-23 15:48:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wdm_mutex [2021-11-23 15:48:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure recover_from_urb_loss [2021-11-23 15:48:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_from_urb_loss [2021-11-23 15:48:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2021-11-23 15:48:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2021-11-23 15:48:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:48:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:48:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-23 15:48:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-23 15:48:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-23 15:48:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-23 15:48:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-23 15:48:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-23 15:48:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_create [2021-11-23 15:48:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_create [2021-11-23 15:48:08,530 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:48:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:48:08,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:48:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:48:08,530 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_poll [2021-11-23 15:48:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_poll [2021-11-23 15:48:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:48:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:48:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:48:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:48:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:48:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:48:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:48:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:48:08,533 INFO L130 BoogieDeclarations]: Found specification of procedure clear_wdm_read_flag [2021-11-23 15:48:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_wdm_read_flag [2021-11-23 15:48:08,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_39 [2021-11-23 15:48:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_39 [2021-11-23 15:48:08,534 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_write [2021-11-23 15:48:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_write [2021-11-23 15:48:08,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:48:08,534 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:48:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:48:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_ioctl [2021-11-23 15:48:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_ioctl [2021-11-23 15:48:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_disconnect [2021-11-23 15:48:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_disconnect [2021-11-23 15:48:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:48:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_rlock_of_wdm_device [2021-11-23 15:48:08,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_rlock_of_wdm_device [2021-11-23 15:48:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:48:08,538 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:48:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-23 15:48:08,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-23 15:48:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:48:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_rxwork [2021-11-23 15:48:08,538 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_rxwork [2021-11-23 15:48:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:48:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:48:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:48:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:48:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-11-23 15:48:08,540 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-11-23 15:48:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:48:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:48:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:48:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-23 15:48:08,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-23 15:48:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:48:08,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:48:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 15:48:08,542 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 15:48:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 15:48:08,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 15:48:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-23 15:48:08,542 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-23 15:48:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:48:08,543 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:48:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:48:08,543 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:48:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wdm_mutex [2021-11-23 15:48:08,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wdm_mutex [2021-11-23 15:48:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wlock_of_wdm_device [2021-11-23 15:48:08,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wlock_of_wdm_device [2021-11-23 15:48:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:48:08,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:48:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:48:08,546 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:48:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:48:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:48:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:48:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:48:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_flush [2021-11-23 15:48:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_flush [2021-11-23 15:48:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wlock_of_wdm_device [2021-11-23 15:48:08,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wlock_of_wdm_device [2021-11-23 15:48:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-23 15:48:08,548 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-23 15:48:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:48:08,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:48:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:48:08,549 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:48:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:48:08,549 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:48:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure kill_urbs [2021-11-23 15:48:08,549 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_urbs [2021-11-23 15:48:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 15:48:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 15:48:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:48:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:48:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:48:08,554 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:48:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:48:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:48:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:48:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:48:08,556 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:48:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:48:08,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:48:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:48:08,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:48:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_resume [2021-11-23 15:48:08,563 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_resume [2021-11-23 15:48:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:48:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:48:08,564 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:48:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:48:08,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:48:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:48:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:48:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:48:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:48:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:48:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:48:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:48:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:48:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:48:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:48:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:48:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_rlock_of_wdm_device [2021-11-23 15:48:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_rlock_of_wdm_device [2021-11-23 15:48:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-23 15:48:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-23 15:48:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_find_device [2021-11-23 15:48:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_find_device [2021-11-23 15:48:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:48:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:48:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:48:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:48:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:48:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:48:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:48:08,568 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:48:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:08,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:09,154 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:09,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:12,475 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:12,479 INFO L158 Benchmark]: Toolchain (without parser) took 7244.76ms. Allocated memory was 75.5MB in the beginning and 253.8MB in the end (delta: 178.3MB). Free memory was 52.1MB in the beginning and 180.3MB in the end (delta: -128.2MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2021-11-23 15:48:12,479 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:12,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2712.89ms. Allocated memory was 75.5MB in the beginning and 134.2MB in the end (delta: 58.7MB). Free memory was 51.9MB in the beginning and 62.5MB in the end (delta: -10.6MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2021-11-23 15:48:12,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 253.51ms. Allocated memory is still 134.2MB. Free memory was 61.9MB in the beginning and 73.8MB in the end (delta: -11.9MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:12,481 INFO L158 Benchmark]: Boogie Preprocessor took 235.96ms. Allocated memory is still 134.2MB. Free memory was 73.8MB in the beginning and 55.6MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:12,481 INFO L158 Benchmark]: RCFGBuilder took 4038.84ms. Allocated memory was 134.2MB in the beginning and 253.8MB in the end (delta: 119.5MB). Free memory was 55.6MB in the beginning and 180.3MB in the end (delta: -124.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:12,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2712.89ms. Allocated memory was 75.5MB in the beginning and 134.2MB in the end (delta: 58.7MB). Free memory was 51.9MB in the beginning and 62.5MB in the end (delta: -10.6MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 253.51ms. Allocated memory is still 134.2MB. Free memory was 61.9MB in the beginning and 73.8MB in the end (delta: -11.9MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 235.96ms. Allocated memory is still 134.2MB. Free memory was 73.8MB in the beginning and 55.6MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 4038.84ms. Allocated memory was 134.2MB in the beginning and 253.8MB in the end (delta: 119.5MB). Free memory was 55.6MB in the beginning and 180.3MB in the end (delta: -124.8MB). Peak memory consumption was 22.7MB. 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 15:48:12,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882a57eb-484c-4ad3-988e-f777b25c4745/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