./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH --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 6cc60e7566ae91876e03139cc5537b9494978dd12ba1676a1fe0f6779cf054f9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:34:50,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:34:50,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:34:50,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:34:50,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:34:50,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:34:50,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:34:50,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:34:50,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:34:50,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:34:50,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:34:50,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:34:50,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:34:50,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:34:50,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:34:50,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:34:50,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:34:50,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:34:50,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:34:50,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:34:50,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:34:50,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:34:50,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:34:50,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:34:50,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:34:50,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:34:50,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:34:51,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:34:51,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:34:51,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:34:51,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:34:51,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:34:51,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:34:51,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:34:51,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:34:51,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:34:51,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:34:51,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:34:51,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:34:51,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:34:51,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:34:51,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 06:34:51,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:34:51,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:34:51,062 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:34:51,062 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:34:51,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:34:51,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:34:51,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:34:51,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:34:51,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:34:51,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:34:51,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:34:51,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:34:51,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:34:51,066 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:34:51,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:34:51,067 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:34:51,067 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:34:51,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:34:51,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:34:51,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:34:51,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:34:51,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:34:51,068 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:34:51,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:34:51,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:34:51,069 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_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cc60e7566ae91876e03139cc5537b9494978dd12ba1676a1fe0f6779cf054f9 [2022-11-16 06:34:51,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:34:51,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:34:51,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:34:51,391 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:34:51,392 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:34:51,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-16 06:34:51,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/9aace1ca7/c8b9d81d96f44d7ba066cc4301230e8a/FLAGa25864c9c [2022-11-16 06:34:52,731 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:34:52,732 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-16 06:34:52,801 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/9aace1ca7/c8b9d81d96f44d7ba066cc4301230e8a/FLAGa25864c9c [2022-11-16 06:34:52,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/9aace1ca7/c8b9d81d96f44d7ba066cc4301230e8a [2022-11-16 06:34:52,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:34:52,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:34:52,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:34:52,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:34:52,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:34:52,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:34:52" (1/1) ... [2022-11-16 06:34:52,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76373436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:52, skipping insertion in model container [2022-11-16 06:34:52,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:34:52" (1/1) ... [2022-11-16 06:34:52,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:34:53,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:34:58,385 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.makeRepresentationReadyForConversion(ExpressionResultTransformer.java:588) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.makeRepresentationReadyForConversionAndRexBoolToInt(ExpressionResultTransformer.java:577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:748) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1085) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1085) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1474) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2365) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:34:58,397 INFO L158 Benchmark]: Toolchain (without parser) took 5517.48ms. Allocated memory was 94.4MB in the beginning and 155.2MB in the end (delta: 60.8MB). Free memory was 54.0MB in the beginning and 74.8MB in the end (delta: -20.7MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2022-11-16 06:34:58,399 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:34:58,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5515.24ms. Allocated memory was 94.4MB in the beginning and 155.2MB in the end (delta: 60.8MB). Free memory was 54.0MB in the beginning and 74.8MB in the end (delta: -20.7MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2022-11-16 06:34:58,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5515.24ms. Allocated memory was 94.4MB in the beginning and 155.2MB in the end (delta: 60.8MB). Free memory was 54.0MB in the beginning and 74.8MB in the end (delta: -20.7MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.makeRepresentationReadyForConversion(ExpressionResultTransformer.java:588) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH --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 6cc60e7566ae91876e03139cc5537b9494978dd12ba1676a1fe0f6779cf054f9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:35:00,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:35:00,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:35:00,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:35:00,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:35:00,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:35:00,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:35:00,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:35:00,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:35:00,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:35:00,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:35:00,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:35:00,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:35:00,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:35:00,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:35:00,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:35:00,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:35:00,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:35:00,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:35:00,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:35:00,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:35:00,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:35:00,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:35:00,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:35:00,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:35:00,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:35:00,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:35:00,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:35:00,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:35:00,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:35:00,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:35:00,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:35:00,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:35:00,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:35:00,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:35:00,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:35:00,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:35:00,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:35:00,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:35:00,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:35:00,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:35:00,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 06:35:00,773 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:35:00,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:35:00,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:35:00,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:35:00,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:35:00,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:35:00,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:35:00,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:35:00,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:35:00,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:35:00,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:35:00,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:35:00,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:35:00,779 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:35:00,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:35:00,780 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:35:00,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:35:00,780 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:35:00,780 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:35:00,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:35:00,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:35:00,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:35:00,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:35:00,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:35:00,781 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:35:00,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:35:00,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:35:00,782 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:35:00,782 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:35:00,782 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_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cc60e7566ae91876e03139cc5537b9494978dd12ba1676a1fe0f6779cf054f9 [2022-11-16 06:35:01,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:35:01,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:35:01,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:35:01,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:35:01,222 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:35:01,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-16 06:35:01,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/e90f986bc/7a505b68440d44c99ff7af0bbcdaf411/FLAG74ba8446f [2022-11-16 06:35:02,536 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:35:02,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-16 06:35:02,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/e90f986bc/7a505b68440d44c99ff7af0bbcdaf411/FLAG74ba8446f [2022-11-16 06:35:02,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c55ef93-136a-457b-8667-6bd88fc1e80c/bin/ukojak-CydTVMUXoH/data/e90f986bc/7a505b68440d44c99ff7af0bbcdaf411 [2022-11-16 06:35:02,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:35:02,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:35:02,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:35:02,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:35:02,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:35:02,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:35:02" (1/1) ... [2022-11-16 06:35:02,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22168643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:02, skipping insertion in model container [2022-11-16 06:35:02,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:35:02" (1/1) ... [2022-11-16 06:35:02,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:35:03,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:35:08,565 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.makeRepresentationReadyForConversion(ExpressionResultTransformer.java:588) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.makeRepresentationReadyForConversionAndRexBoolToInt(ExpressionResultTransformer.java:577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:748) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1085) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1085) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1474) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2365) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:35:08,573 INFO L158 Benchmark]: Toolchain (without parser) took 5863.30ms. Allocated memory was 71.3MB in the beginning and 188.7MB in the end (delta: 117.4MB). Free memory was 36.3MB in the beginning and 78.5MB in the end (delta: -42.2MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2022-11-16 06:35:08,575 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 35.9MB in the end (delta: 68.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:35:08,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5859.60ms. Allocated memory was 71.3MB in the beginning and 188.7MB in the end (delta: 117.4MB). Free memory was 36.0MB in the beginning and 78.5MB in the end (delta: -42.6MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2022-11-16 06:35:08,581 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 35.9MB in the end (delta: 68.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5859.60ms. Allocated memory was 71.3MB in the beginning and 188.7MB in the end (delta: 117.4MB). Free memory was 36.0MB in the beginning and 78.5MB in the end (delta: -42.6MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.makeRepresentationReadyForConversion(ExpressionResultTransformer.java:588) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null