./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 694f0dd77203b6592b90bd6fc4ea6793d8823d4b2d8ce7a2676ec6983f226b55 --- 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-4e7fbc6 [2022-11-23 14:08:19,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:08:19,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:08:19,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:08:19,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:08:19,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:08:19,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:08:19,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:08:19,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:08:19,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:08:19,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:08:19,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:08:19,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:08:19,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:08:19,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:08:19,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:08:19,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:08:19,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:08:19,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:08:19,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:08:19,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:08:19,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:08:19,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:08:19,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:08:19,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:08:19,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:08:19,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:08:19,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:08:19,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:08:19,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:08:19,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:08:19,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:08:19,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:08:19,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:08:19,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:08:19,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:08:19,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:08:19,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:08:19,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:08:19,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:08:19,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:08:19,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:08:19,925 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:08:19,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:08:19,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:08:19,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:08:19,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:08:19,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:08:19,928 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:08:19,928 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:08:19,928 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:08:19,928 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:08:19,929 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:08:19,930 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:08:19,930 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:08:19,930 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:08:19,930 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:08:19,931 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:08:19,931 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:08:19,931 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:08:19,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:08:19,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:08:19,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:08:19,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:08:19,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:08:19,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:08:19,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:08:19,936 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:08:19,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:08:19,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:08:19,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:08:19,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:08:19,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:08:19,938 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:08:19,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:08:19,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:08:19,938 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:08:19,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:08:19,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:08:19,939 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:08:19,939 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_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 694f0dd77203b6592b90bd6fc4ea6793d8823d4b2d8ce7a2676ec6983f226b55 [2022-11-23 14:08:20,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:08:20,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:08:20,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:08:20,271 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:08:20,272 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:08:20,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2022-11-23 14:08:23,383 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:08:24,421 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:08:24,422 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2022-11-23 14:08:24,504 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data/2d8b0f61c/98e2cb0864414faa9531e3df583f3e7e/FLAGc4a815a23 [2022-11-23 14:08:24,526 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data/2d8b0f61c/98e2cb0864414faa9531e3df583f3e7e [2022-11-23 14:08:24,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:08:24,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:08:24,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:08:24,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:08:24,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:08:24,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:08:24" (1/1) ... [2022-11-23 14:08:24,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6930d56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:24, skipping insertion in model container [2022-11-23 14:08:24,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:08:24" (1/1) ... [2022-11-23 14:08:24,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:08:24,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:08:25,492 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2022-11-23 14:08:33,637 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: cx231xx_api_cmd [2022-11-23 14:08:33,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79e501c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:33, skipping insertion in model container [2022-11-23 14:08:33,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:08:33,639 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:08:33,642 INFO L158 Benchmark]: Toolchain (without parser) took 9109.18ms. Allocated memory was 157.3MB in the beginning and 354.4MB in the end (delta: 197.1MB). Free memory was 78.4MB in the beginning and 163.9MB in the end (delta: -85.5MB). Peak memory consumption was 122.1MB. Max. memory is 16.1GB. [2022-11-23 14:08:33,642 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:08:33,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9105.62ms. Allocated memory was 157.3MB in the beginning and 354.4MB in the end (delta: 197.1MB). Free memory was 77.7MB in the beginning and 163.9MB in the end (delta: -86.2MB). Peak memory consumption was 120.0MB. Max. memory is 16.1GB. [2022-11-23 14:08:33,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9105.62ms. Allocated memory was 157.3MB in the beginning and 354.4MB in the end (delta: 197.1MB). Free memory was 77.7MB in the beginning and 163.9MB in the end (delta: -86.2MB). Peak memory consumption was 120.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 24917]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: cx231xx_api_cmd 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 694f0dd77203b6592b90bd6fc4ea6793d8823d4b2d8ce7a2676ec6983f226b55 --- 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-4e7fbc6 [2022-11-23 14:08:36,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:08:36,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:08:36,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:08:36,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:08:36,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:08:36,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:08:36,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:08:36,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:08:36,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:08:36,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:08:36,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:08:36,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:08:36,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:08:36,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:08:36,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:08:36,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:08:36,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:08:36,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:08:36,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:08:36,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:08:36,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:08:36,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:08:36,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:08:36,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:08:36,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:08:36,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:08:36,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:08:36,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:08:36,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:08:36,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:08:36,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:08:36,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:08:36,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:08:36,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:08:36,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:08:36,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:08:36,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:08:36,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:08:36,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:08:36,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:08:36,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 14:08:36,196 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:08:36,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:08:36,198 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:08:36,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:08:36,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:08:36,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:08:36,199 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:08:36,200 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:08:36,200 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:08:36,200 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:08:36,200 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:08:36,201 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:08:36,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:08:36,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:08:36,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:08:36,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:08:36,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:08:36,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:08:36,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:08:36,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:08:36,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:08:36,204 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:08:36,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:08:36,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:08:36,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:08:36,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:08:36,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:08:36,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:08:36,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:08:36,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:08:36,205 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:08:36,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:08:36,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:08:36,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:08:36,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:08:36,207 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_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 694f0dd77203b6592b90bd6fc4ea6793d8823d4b2d8ce7a2676ec6983f226b55 [2022-11-23 14:08:36,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:08:36,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:08:36,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:08:36,662 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:08:36,663 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:08:36,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2022-11-23 14:08:39,612 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:08:40,937 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:08:40,938 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2022-11-23 14:08:41,097 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data/7a46fcc57/d7d0de7bfb7344f58d671eeadf58e107/FLAG7aa4829b3 [2022-11-23 14:08:41,119 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50477-c068-4c09-b75c-a0e1bc8109a4/bin/utaipan-Q6hlc19bkW/data/7a46fcc57/d7d0de7bfb7344f58d671eeadf58e107 [2022-11-23 14:08:41,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:08:41,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:08:41,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:08:41,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:08:41,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:08:41,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:08:41" (1/1) ... [2022-11-23 14:08:41,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f312e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:41, skipping insertion in model container [2022-11-23 14:08:41,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:08:41" (1/1) ... [2022-11-23 14:08:41,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:08:41,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:08:42,169 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2022-11-23 14:08:49,520 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: cx231xx_api_cmd [2022-11-23 14:08:49,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64939a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:49, skipping insertion in model container [2022-11-23 14:08:49,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:08:49,522 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:08:49,524 INFO L158 Benchmark]: Toolchain (without parser) took 8399.48ms. Allocated memory was 92.3MB in the beginning and 255.9MB in the end (delta: 163.6MB). Free memory was 49.5MB in the beginning and 133.7MB in the end (delta: -84.2MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. [2022-11-23 14:08:49,524 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:08:49,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8396.85ms. Allocated memory was 92.3MB in the beginning and 255.9MB in the end (delta: 163.6MB). Free memory was 49.3MB in the beginning and 133.7MB in the end (delta: -84.5MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. [2022-11-23 14:08:49,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8396.85ms. Allocated memory was 92.3MB in the beginning and 255.9MB in the end (delta: 163.6MB). Free memory was 49.3MB in the beginning and 133.7MB in the end (delta: -84.5MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 24917]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: cx231xx_api_cmd 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: UNKNOWN