./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--misc--sgi-gru--gru.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8 --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 1cfd42ae6a3b4032af4cd164dbf69705156c7e6a986a10ea46105ccfa6b97f0f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:47:51,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:47:51,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:47:51,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:47:51,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:47:51,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:47:51,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:47:51,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:47:51,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:47:51,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:47:51,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:47:51,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:47:51,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:47:51,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:47:51,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:47:51,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:47:51,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:47:51,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:47:51,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:47:51,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:47:51,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:47:51,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:47:51,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:47:51,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:47:51,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:47:51,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:47:51,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:47:51,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:47:51,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:47:51,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:47:51,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:47:51,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:47:51,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:47:51,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:47:51,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:47:51,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:47:51,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:47:51,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:47:51,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:47:51,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:47:51,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:47:51,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:47:51,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:47:51,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:47:51,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:47:51,635 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:47:51,636 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:47:51,636 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:47:51,636 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:47:51,636 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:47:51,637 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:47:51,637 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:47:51,638 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:47:51,638 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:47:51,639 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:47:51,639 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:47:51,639 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:47:51,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:47:51,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:47:51,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:47:51,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:47:51,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:47:51,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:47:51,641 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:47:51,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:47:51,642 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:47:51,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:47:51,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:47:51,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:47:51,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:47:51,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:47:51,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:47:51,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:47:51,644 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:47:51,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:47:51,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:47:51,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:47:51,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:47:51,645 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cfd42ae6a3b4032af4cd164dbf69705156c7e6a986a10ea46105ccfa6b97f0f [2021-11-07 01:47:52,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:47:52,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:47:52,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:47:52,060 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:47:52,061 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:47:52,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-11-07 01:47:52,141 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/d5e948758/11f9126defc44e37aeb983044323204b/FLAG5afcd2551 [2021-11-07 01:47:53,445 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:47:53,447 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-11-07 01:47:53,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/d5e948758/11f9126defc44e37aeb983044323204b/FLAG5afcd2551 [2021-11-07 01:47:53,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/d5e948758/11f9126defc44e37aeb983044323204b [2021-11-07 01:47:53,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:47:53,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:47:53,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:47:53,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:47:53,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:47:53,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:47:53" (1/1) ... [2021-11-07 01:47:53,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8cca13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:47:53, skipping insertion in model container [2021-11-07 01:47:53,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:47:53" (1/1) ... [2021-11-07 01:47:53,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:47:53,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:47:55,627 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:47:56,514 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:47:56,515 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:47:57,212 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-11-07 01:47:57,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@229fd936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:47:57, skipping insertion in model container [2021-11-07 01:47:57,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:47:57,214 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:47:57,216 INFO L168 Benchmark]: Toolchain (without parser) took 3632.46 ms. Allocated memory was 111.1 MB in the beginning and 163.6 MB in the end (delta: 52.4 MB). Free memory was 72.4 MB in the beginning and 101.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:57,217 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 79.7 MB. Free memory was 51.8 MB in the beginning and 51.7 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:47:57,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3629.19 ms. Allocated memory was 111.1 MB in the beginning and 163.6 MB in the end (delta: 52.4 MB). Free memory was 71.9 MB in the beginning and 101.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:57,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 79.7 MB. Free memory was 51.8 MB in the beginning and 51.7 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3629.19 ms. Allocated memory was 111.1 MB in the beginning and 163.6 MB in the end (delta: 52.4 MB). Free memory was 71.9 MB in the beginning and 101.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10842]: Unsupported Syntax conversion to CStruct not implemented. 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_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8 --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 1cfd42ae6a3b4032af4cd164dbf69705156c7e6a986a10ea46105ccfa6b97f0f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:47:59,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:47:59,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:47:59,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:47:59,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:47:59,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:47:59,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:47:59,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:47:59,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:47:59,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:47:59,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:47:59,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:47:59,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:47:59,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:47:59,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:47:59,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:47:59,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:47:59,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:47:59,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:47:59,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:47:59,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:47:59,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:47:59,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:47:59,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:47:59,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:47:59,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:47:59,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:47:59,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:47:59,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:47:59,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:47:59,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:47:59,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:47:59,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:47:59,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:47:59,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:47:59,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:47:59,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:47:59,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:47:59,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:47:59,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:47:59,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:47:59,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:47:59,995 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:47:59,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:47:59,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:47:59,999 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:47:59,999 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:47:59,999 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:48:00,000 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:48:00,000 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:48:00,000 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:48:00,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:48:00,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:48:00,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:48:00,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:48:00,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:48:00,005 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:48:00,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:48:00,006 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:48:00,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:48:00,006 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:48:00,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:48:00,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:48:00,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:48:00,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:48:00,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:48:00,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:48:00,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:48:00,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:48:00,009 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:48:00,009 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:48:00,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:48:00,010 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:48:00,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:48:00,010 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_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cfd42ae6a3b4032af4cd164dbf69705156c7e6a986a10ea46105ccfa6b97f0f [2021-11-07 01:48:00,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:48:00,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:48:00,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:48:00,477 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:48:00,477 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:48:00,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-11-07 01:48:00,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/180f53993/070e93fe357f44e280d9810e5d5d182c/FLAG4bdbac38e [2021-11-07 01:48:01,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:48:01,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-11-07 01:48:01,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/180f53993/070e93fe357f44e280d9810e5d5d182c/FLAG4bdbac38e [2021-11-07 01:48:02,103 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549fb04b-d08f-4721-a13a-16fe34f41716/bin/utaipan-UUZaoUuFF8/data/180f53993/070e93fe357f44e280d9810e5d5d182c [2021-11-07 01:48:02,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:48:02,109 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:48:02,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:48:02,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:48:02,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:48:02,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:48:02" (1/1) ... [2021-11-07 01:48:02,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44cf2d35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:02, skipping insertion in model container [2021-11-07 01:48:02,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:48:02" (1/1) ... [2021-11-07 01:48:02,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:48:02,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:48:05,959 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-11-07 01:48:05,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79efe811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:05, skipping insertion in model container [2021-11-07 01:48:05,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:48:05,961 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:48:05,963 INFO L168 Benchmark]: Toolchain (without parser) took 3852.75 ms. Allocated memory was 75.5 MB in the beginning and 111.1 MB in the end (delta: 35.7 MB). Free memory was 50.7 MB in the beginning and 48.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:05,964 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 75.5 MB. Free memory was 55.9 MB in the beginning and 55.8 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:48:05,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3849.41 ms. Allocated memory was 75.5 MB in the beginning and 111.1 MB in the end (delta: 35.7 MB). Free memory was 50.5 MB in the beginning and 48.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:05,967 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 75.5 MB. Free memory was 55.9 MB in the beginning and 55.8 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3849.41 ms. Allocated memory was 75.5 MB in the beginning and 111.1 MB in the end (delta: 35.7 MB). Free memory was 50.5 MB in the beginning and 48.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10842]: Unsupported Syntax conversion to CStruct not implemented. 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