./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-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_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/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_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/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_66c83e42-f346-4950-8498-d64b8b42b6bd/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 dd8364c8714953c9afeb36abd364c6f190aa50908e4c8a879fea609cce169123 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:15,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:15,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:15,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:15,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:15,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:15,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:15,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:15,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:15,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:15,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:15,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:15,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:15,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:15,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:15,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:15,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:15,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:15,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:15,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:15,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:15,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:15,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:15,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:15,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:15,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:15,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:15,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:15,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:15,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:15,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:15,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:15,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:15,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:15,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:15,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:15,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:15,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:15,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:15,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:15,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:15,119 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:03:15,148 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:15,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:15,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:15,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:15,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:15,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:15,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:15,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:15,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:15,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:15,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:15,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:15,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:15,152 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:15,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:15,152 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:15,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:15,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:15,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:15,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:15,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:15,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:15,153 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:15,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:15,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:15,154 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_66c83e42-f346-4950-8498-d64b8b42b6bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd8364c8714953c9afeb36abd364c6f190aa50908e4c8a879fea609cce169123 [2021-11-23 15:03:15,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:15,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:15,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:15,409 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:15,410 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:15,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:03:15,516 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/2e58d2df2/1a0a6055698f44e78c8e92f455b05896/FLAG13fd022d2 [2021-11-23 15:03:16,254 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:16,255 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:03:16,296 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/2e58d2df2/1a0a6055698f44e78c8e92f455b05896/FLAG13fd022d2 [2021-11-23 15:03:16,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/2e58d2df2/1a0a6055698f44e78c8e92f455b05896 [2021-11-23 15:03:16,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:16,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:16,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:16,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:16,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:16,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c07cbea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16, skipping insertion in model container [2021-11-23 15:03:16,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:16,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:17,251 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_66c83e42-f346-4950-8498-d64b8b42b6bd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[151050,151063] [2021-11-23 15:03:17,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:17,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:17,934 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_66c83e42-f346-4950-8498-d64b8b42b6bd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[151050,151063] [2021-11-23 15:03:18,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:18,078 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:18,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18 WrapperNode [2021-11-23 15:03:18,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:18,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:18,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:18,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:18,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,258 INFO L137 Inliner]: procedures = 107, calls = 507, calls flagged for inlining = 36, calls inlined = 27, statements flattened = 1342 [2021-11-23 15:03:18,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:18,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:18,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:18,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:18,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:18,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:18,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:18,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:18,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:18,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:18,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:18,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:03:18,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:03:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:03:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:03:18,501 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:03:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:03:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:03:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure check_mirror [2021-11-23 15:03:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mirror [2021-11-23 15:03:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:03:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:03:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:03:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:03:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:03:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:03:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:03:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:03:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:03:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 15:03:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 15:03:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:03:18,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:03:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:03:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:03:18,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:03:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:03:18,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:03:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-23 15:03:18,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-23 15:03:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:03:18,506 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:03:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:03:18,507 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:03:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:03:18,507 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:03:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:03:18,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:03:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:03:18,508 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:03:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-23 15:03:18,508 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-23 15:03:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:03:18,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:03:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-23 15:03:18,509 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-23 15:03:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:18,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:18,870 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:18,872 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:19,091 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:19,103 INFO L158 Benchmark]: Toolchain (without parser) took 2750.18ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 60.1MB in the beginning and 49.1MB in the end (delta: 11.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,106 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:19,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1722.77ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 59.8MB in the beginning and 52.2MB in the end (delta: 7.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.70ms. Allocated memory is still 121.6MB. Free memory was 52.2MB in the beginning and 74.3MB in the end (delta: -22.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,110 INFO L158 Benchmark]: Boogie Preprocessor took 146.92ms. Allocated memory is still 121.6MB. Free memory was 74.3MB in the beginning and 67.6MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,111 INFO L158 Benchmark]: RCFGBuilder took 694.93ms. Allocated memory is still 121.6MB. Free memory was 67.0MB in the beginning and 49.1MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1722.77ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 59.8MB in the beginning and 52.2MB in the end (delta: 7.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.70ms. Allocated memory is still 121.6MB. Free memory was 52.2MB in the beginning and 74.3MB in the end (delta: -22.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.92ms. Allocated memory is still 121.6MB. Free memory was 74.3MB in the beginning and 67.6MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 694.93ms. Allocated memory is still 121.6MB. Free memory was 67.0MB in the beginning and 49.1MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:19,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/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_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/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_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/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_66c83e42-f346-4950-8498-d64b8b42b6bd/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 dd8364c8714953c9afeb36abd364c6f190aa50908e4c8a879fea609cce169123 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:21,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:21,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:21,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:21,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:21,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:21,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:21,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:21,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:21,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:21,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:21,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:21,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:21,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:21,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:21,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:21,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:21,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:21,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:21,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:21,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:21,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:21,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:21,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:21,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:21,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:21,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:21,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:21,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:21,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:21,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:21,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:21,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:21,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:21,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:21,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:21,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:21,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:21,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:21,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:21,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:21,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:03:21,718 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:21,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:21,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:21,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:21,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:21,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:21,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:21,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:21,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:21,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:21,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:21,724 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:21,724 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:21,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:21,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:21,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:21,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:21,725 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:21,726 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:21,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:21,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:21,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:21,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:21,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:21,727 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:21,727 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:21,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:21,728 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:21,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:21,728 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_66c83e42-f346-4950-8498-d64b8b42b6bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd8364c8714953c9afeb36abd364c6f190aa50908e4c8a879fea609cce169123 [2021-11-23 15:03:22,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:22,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:22,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:22,156 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:22,157 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:22,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:03:22,218 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/ef4f38514/fbaf6e7708424de8b1c9de843c2fd1c0/FLAG9f8f25e94 [2021-11-23 15:03:23,087 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:23,088 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2021-11-23 15:03:23,140 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/ef4f38514/fbaf6e7708424de8b1c9de843c2fd1c0/FLAG9f8f25e94 [2021-11-23 15:03:23,622 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/data/ef4f38514/fbaf6e7708424de8b1c9de843c2fd1c0 [2021-11-23 15:03:23,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:23,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:23,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:23,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:23,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:23,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b1d7b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23, skipping insertion in model container [2021-11-23 15:03:23,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:23,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:24,524 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_66c83e42-f346-4950-8498-d64b8b42b6bd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[151050,151063] [2021-11-23 15:03:24,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:24,907 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:03:24,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:25,083 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_66c83e42-f346-4950-8498-d64b8b42b6bd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[151050,151063] [2021-11-23 15:03:25,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:25,174 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:25,348 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_66c83e42-f346-4950-8498-d64b8b42b6bd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[151050,151063] [2021-11-23 15:03:25,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:25,526 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:25,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25 WrapperNode [2021-11-23 15:03:25,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:25,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:25,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:25,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:25,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,714 INFO L137 Inliner]: procedures = 115, calls = 507, calls flagged for inlining = 36, calls inlined = 27, statements flattened = 1316 [2021-11-23 15:03:25,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:25,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:25,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:25,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:25,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:25,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:25,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:25,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:25,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:25,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:25,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:25,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:03:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:03:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:03:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:03:25,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:03:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:03:25,972 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:03:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:03:25,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:03:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure check_mirror [2021-11-23 15:03:25,973 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mirror [2021-11-23 15:03:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:03:25,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:03:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:03:25,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:03:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:03:25,973 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:03:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:03:25,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:03:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 15:03:25,974 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 15:03:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:03:25,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:03:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:03:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:03:25,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:03:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:03:25,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:03:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-23 15:03:25,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-23 15:03:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:03:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:03:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:03:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:03:25,976 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:03:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:03:25,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:03:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:03:25,977 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:03:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:03:25,977 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:03:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:03:25,977 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:03:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-23 15:03:25,977 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-23 15:03:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:03:25,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:03:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-23 15:03:25,978 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-23 15:03:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:25,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:26,269 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:26,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:26,481 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:26,485 INFO L158 Benchmark]: Toolchain (without parser) took 2858.33ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 37.2MB in the beginning and 57.7MB in the end (delta: -20.6MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,486 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.9MB in the end (delta: 49.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:26,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1899.70ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 36.9MB in the beginning and 44.7MB in the end (delta: -7.7MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 186.69ms. Allocated memory is still 117.4MB. Free memory was 44.7MB in the beginning and 61.6MB in the end (delta: -16.9MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,488 INFO L158 Benchmark]: Boogie Preprocessor took 170.80ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 53.8MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,489 INFO L158 Benchmark]: RCFGBuilder took 596.66ms. Allocated memory is still 117.4MB. Free memory was 53.8MB in the beginning and 57.7MB in the end (delta: -3.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,492 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.9MB in the end (delta: 49.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1899.70ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 36.9MB in the beginning and 44.7MB in the end (delta: -7.7MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 186.69ms. Allocated memory is still 117.4MB. Free memory was 44.7MB in the beginning and 61.6MB in the end (delta: -16.9MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.80ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 53.8MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 596.66ms. Allocated memory is still 117.4MB. Free memory was 53.8MB in the beginning and 57.7MB in the end (delta: -3.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:26,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c83e42-f346-4950-8498-d64b8b42b6bd/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