./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--gpu--drm--i915--i915.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_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:39,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:39,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:40,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:40,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:40,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:40,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:40,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:40,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:40,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:40,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:40,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:40,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:40,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:40,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:40,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:40,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:40,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:40,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:40,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:40,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:40,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:40,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:40,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:40,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:40,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:40,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:40,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:40,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:40,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:40,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:40,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:40,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:40,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:40,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:40,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:40,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:40,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:40,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:40,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:40,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:40,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:04:40,158 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:40,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:40,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:40,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:40,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:40,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:40,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:40,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:40,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:40,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:40,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:40,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:40,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:40,164 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:40,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:40,165 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:40,165 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:40,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:40,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:40,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:40,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:40,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:40,167 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:40,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:40,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:40,167 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_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-23 15:04:40,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:40,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:40,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:40,535 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:40,536 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:40,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-23 15:04:40,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/e551c7916/ebb62db30dde4730a8b4399f1a40c43f/FLAGf5e9548f7 [2021-11-23 15:04:44,983 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:44,985 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-23 15:04:45,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/e551c7916/ebb62db30dde4730a8b4399f1a40c43f/FLAGf5e9548f7 [2021-11-23 15:04:45,596 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/e551c7916/ebb62db30dde4730a8b4399f1a40c43f [2021-11-23 15:04:45,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:45,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:45,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:45,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:45,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:45,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16d571d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45, skipping insertion in model container [2021-11-23 15:04:45,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:46,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:54,928 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-23 15:05:54,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77cb1323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:54, skipping insertion in model container [2021-11-23 15:05:54,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:54,930 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:05:54,933 INFO L158 Benchmark]: Toolchain (without parser) took 69329.41ms. Allocated memory was 532.7MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 339.2MB in the beginning and 1.1GB in the end (delta: -805.7MB). Peak memory consumption was 320.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,934 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:54,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 69323.85ms. Allocated memory was 532.7MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 338.8MB in the beginning and 1.1GB in the end (delta: -806.1MB). Peak memory consumption was 320.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,937 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 69323.85ms. Allocated memory was 532.7MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 338.8MB in the beginning and 1.1GB in the end (delta: -806.1MB). Peak memory consumption was 320.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:57,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:57,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:57,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:57,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:57,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:57,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:57,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:57,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:57,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:57,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:57,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:57,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:57,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:57,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:57,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:57,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:57,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:57,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:57,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:57,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:57,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:57,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:57,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:57,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:57,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:57,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:57,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:57,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:57,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:57,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:57,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:57,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:57,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:57,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:57,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:57,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:57,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:57,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:57,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:57,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:57,392 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:05:57,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:57,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:57,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:57,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:57,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:57,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:57,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:57,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:57,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:57,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:57,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:57,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:57,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:57,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:57,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:57,439 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:57,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:57,440 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:57,440 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:57,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:57,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:57,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:57,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:57,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:57,441 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:57,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:57,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:57,442 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:57,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:57,442 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_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-23 15:05:57,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:57,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:57,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:57,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:57,838 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:57,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-23 15:05:57,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/264750725/9f58ca4a0213467eafb7ecda2581fa86/FLAGc225e49f9 [2021-11-23 15:06:02,323 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:02,324 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-23 15:06:02,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/264750725/9f58ca4a0213467eafb7ecda2581fa86/FLAGc225e49f9 [2021-11-23 15:06:02,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97f8f0f-6c6d-4502-8596-ac2e3dbe7c1b/bin/ukojak-CwSLpZB5Qu/data/264750725/9f58ca4a0213467eafb7ecda2581fa86 [2021-11-23 15:06:02,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:02,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:02,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:02,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:02,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:02,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:02" (1/1) ... [2021-11-23 15:06:02,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d68795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02, skipping insertion in model container [2021-11-23 15:06:02,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:02" (1/1) ... [2021-11-23 15:06:02,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:04,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:07:13,497 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-23 15:07:13,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2702cae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:13, skipping insertion in model container [2021-11-23 15:07:13,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:13,499 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:07:13,501 INFO L158 Benchmark]: Toolchain (without parser) took 70552.18ms. Allocated memory was 394.3MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 215.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 446.7MB. Max. memory is 16.1GB. [2021-11-23 15:07:13,502 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:13,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 70547.55ms. Allocated memory was 394.3MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 215.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 446.7MB. Max. memory is 16.1GB. [2021-11-23 15:07:13,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 70547.55ms. Allocated memory was 394.3MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 215.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 446.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays 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