./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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 1d08dc08d1adbb7da804a516a83dc1dfdba0f9e1c9fbdcda9ca265322e9a6493 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:42,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:42,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:42,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:42,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:42,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:42,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:42,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:42,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:42,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:42,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:42,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:42,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:42,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:42,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:42,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:42,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:42,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:42,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:42,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:42,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:42,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:42,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:42,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:42,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:42,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:42,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:42,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:42,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:42,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:42,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:42,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:42,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:42,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:42,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:42,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:42,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:42,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:42,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:42,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:42,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:42,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:01:42,500 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:42,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:42,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:42,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:42,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:42,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:42,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:42,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:42,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:42,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:42,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:42,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:42,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:42,512 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:42,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:42,513 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:42,513 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:42,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:42,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:42,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:42,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:42,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:42,515 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:42,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:42,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:42,515 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d08dc08d1adbb7da804a516a83dc1dfdba0f9e1c9fbdcda9ca265322e9a6493 [2021-11-23 15:01:42,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:42,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:42,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:42,811 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:42,812 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:42,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:01:42,898 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/42abf2088/78f5edcd93f44e169c8b389b95d9b7c1/FLAG3b977912d [2021-11-23 15:01:43,856 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:43,857 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:01:43,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/42abf2088/78f5edcd93f44e169c8b389b95d9b7c1/FLAG3b977912d [2021-11-23 15:01:43,925 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/42abf2088/78f5edcd93f44e169c8b389b95d9b7c1 [2021-11-23 15:01:43,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:43,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:43,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:43,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:43,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:43,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3e0d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43, skipping insertion in model container [2021-11-23 15:01:43,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:44,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:44,878 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[149288,149301] [2021-11-23 15:01:45,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:45,226 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:45,405 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[149288,149301] [2021-11-23 15:01:45,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:45,547 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:45,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45 WrapperNode [2021-11-23 15:01:45,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:45,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:45,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:45,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:45,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,668 INFO L137 Inliner]: procedures = 102, calls = 502, calls flagged for inlining = 28, calls inlined = 25, statements flattened = 1342 [2021-11-23 15:01:45,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:45,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:45,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:45,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:45,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:45,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:45,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:45,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:45,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:45,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:45,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:45,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:45,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:01:45,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:01:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:01:45,914 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:01:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:45,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure check_mirror [2021-11-23 15:01:45,915 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mirror [2021-11-23 15:01:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:01:45,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:01:45,916 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:01:45,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:01:45,916 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:01:45,916 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:01:45,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:01:45,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:01:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 15:01:45,917 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 15:01:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:01:45,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:01:45,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:45,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:45,918 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:01:45,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:01:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:01:45,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:01:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-23 15:01:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-23 15:01:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:01:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:01:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:01:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:01:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:01:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:01:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:01:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:01:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:01:45,922 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:01:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-23 15:01:45,922 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-23 15:01:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:01:45,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:01:45,923 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-23 15:01:45,923 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-23 15:01:45,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:45,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:46,254 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:46,256 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:46,478 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:46,483 INFO L158 Benchmark]: Toolchain (without parser) took 2551.57ms. Allocated memory was 94.4MB in the beginning and 174.1MB in the end (delta: 79.7MB). Free memory was 52.2MB in the beginning and 109.1MB in the end (delta: -56.9MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,484 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 78.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:46,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1614.47ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 52.0MB in the beginning and 62.0MB in the end (delta: -10.0MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.34ms. Allocated memory is still 115.3MB. Free memory was 62.0MB in the beginning and 54.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,488 INFO L158 Benchmark]: Boogie Preprocessor took 136.51ms. Allocated memory is still 115.3MB. Free memory was 54.1MB in the beginning and 47.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,495 INFO L158 Benchmark]: RCFGBuilder took 674.35ms. Allocated memory was 115.3MB in the beginning and 174.1MB in the end (delta: 58.7MB). Free memory was 47.3MB in the beginning and 109.1MB in the end (delta: -61.8MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,500 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 78.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1614.47ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 52.0MB in the beginning and 62.0MB in the end (delta: -10.0MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.34ms. Allocated memory is still 115.3MB. Free memory was 62.0MB in the beginning and 54.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.51ms. Allocated memory is still 115.3MB. Free memory was 54.1MB in the beginning and 47.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 674.35ms. Allocated memory was 115.3MB in the beginning and 174.1MB in the end (delta: 58.7MB). Free memory was 47.3MB in the beginning and 109.1MB in the end (delta: -61.8MB). Peak memory consumption was 11.6MB. 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 15:01:46,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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 1d08dc08d1adbb7da804a516a83dc1dfdba0f9e1c9fbdcda9ca265322e9a6493 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:49,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:49,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:49,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:49,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:49,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:49,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:49,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:49,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:49,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:49,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:49,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:49,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:49,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:49,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:49,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:49,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:49,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:49,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:49,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:49,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:49,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:49,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:49,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:49,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:49,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:49,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:49,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:49,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:49,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:49,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:49,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:49,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:49,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:49,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:49,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:49,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:49,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:49,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:49,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:49,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:49,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:01:49,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:49,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:49,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:49,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:49,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:49,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:49,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:49,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:49,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:49,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:49,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:49,308 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:49,308 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:49,308 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:49,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:49,309 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:49,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:49,309 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:49,310 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:49,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:49,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:49,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:49,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:49,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:49,311 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:49,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:49,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:49,312 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:49,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:49,312 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d08dc08d1adbb7da804a516a83dc1dfdba0f9e1c9fbdcda9ca265322e9a6493 [2021-11-23 15:01:49,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:49,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:49,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:49,780 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:49,782 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:49,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:01:49,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/28e05d123/7ca63160ccb04b6a9c0a4015b3e1a226/FLAG0acbc956b [2021-11-23 15:01:50,717 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:50,718 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:01:50,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/28e05d123/7ca63160ccb04b6a9c0a4015b3e1a226/FLAG0acbc956b [2021-11-23 15:01:51,272 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/data/28e05d123/7ca63160ccb04b6a9c0a4015b3e1a226 [2021-11-23 15:01:51,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:51,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:51,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:51,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:51,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:51,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:51" (1/1) ... [2021-11-23 15:01:51,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a20b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:51, skipping insertion in model container [2021-11-23 15:01:51,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:51" (1/1) ... [2021-11-23 15:01:51,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:51,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:52,182 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[149288,149301] [2021-11-23 15:01:52,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:52,547 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:01:52,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:52,735 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[149288,149301] [2021-11-23 15:01:52,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:52,885 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:52,993 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_4a76c9ff-4023-4157-9cc3-7318b6745ec2/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[149288,149301] [2021-11-23 15:01:53,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:53,146 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:53,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53 WrapperNode [2021-11-23 15:01:53,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:53,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:53,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:53,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:53,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,260 INFO L137 Inliner]: procedures = 110, calls = 502, calls flagged for inlining = 28, calls inlined = 25, statements flattened = 1317 [2021-11-23 15:01:53,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:53,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:53,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:53,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:53,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:53,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:53,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:53,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:53,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:53,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:53,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:53,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:01:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:01:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:01:53,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:01:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:01:53,519 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:01:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:53,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:53,520 INFO L130 BoogieDeclarations]: Found specification of procedure check_mirror [2021-11-23 15:01:53,520 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mirror [2021-11-23 15:01:53,520 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:01:53,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:01:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:01:53,521 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:01:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:01:53,521 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:01:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:01:53,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:01:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 15:01:53,522 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 15:01:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:01:53,522 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:01:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:53,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:53,523 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:01:53,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:01:53,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:53,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:53,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:01:53,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:01:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-23 15:01:53,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-23 15:01:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:01:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:01:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:01:53,525 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:01:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:01:53,526 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:01:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:01:53,527 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:01:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:01:53,527 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:01:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:01:53,527 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:01:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-23 15:01:53,528 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-23 15:01:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:01:53,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:01:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-23 15:01:53,529 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-23 15:01:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:53,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:53,953 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:53,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:54,163 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:54,175 INFO L158 Benchmark]: Toolchain (without parser) took 2893.54ms. Allocated memory was 69.2MB in the beginning and 186.6MB in the end (delta: 117.4MB). Free memory was 40.9MB in the beginning and 117.3MB in the end (delta: -76.4MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,176 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:54,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1870.32ms. Allocated memory was 69.2MB in the beginning and 109.1MB in the end (delta: 39.8MB). Free memory was 40.8MB in the beginning and 51.7MB in the end (delta: -10.9MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.59ms. Allocated memory is still 109.1MB. Free memory was 51.7MB in the beginning and 44.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,179 INFO L158 Benchmark]: Boogie Preprocessor took 96.50ms. Allocated memory is still 109.1MB. Free memory was 44.4MB in the beginning and 36.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,180 INFO L158 Benchmark]: RCFGBuilder took 809.06ms. Allocated memory was 109.1MB in the beginning and 186.6MB in the end (delta: 77.6MB). Free memory was 36.5MB in the beginning and 117.3MB in the end (delta: -80.8MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1870.32ms. Allocated memory was 69.2MB in the beginning and 109.1MB in the end (delta: 39.8MB). Free memory was 40.8MB in the beginning and 51.7MB in the end (delta: -10.9MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.59ms. Allocated memory is still 109.1MB. Free memory was 51.7MB in the beginning and 44.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.50ms. Allocated memory is still 109.1MB. Free memory was 44.4MB in the beginning and 36.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 809.06ms. Allocated memory was 109.1MB in the beginning and 186.6MB in the end (delta: 77.6MB). Free memory was 36.5MB in the beginning and 117.3MB in the end (delta: -80.8MB). Peak memory consumption was 8.5MB. 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 15:01:54,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a76c9ff-4023-4157-9cc3-7318b6745ec2/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