./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG --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 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG --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 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:35:07,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:35:07,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:35:07,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:35:07,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:35:07,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:35:07,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:35:07,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:35:07,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:35:07,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:35:07,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:35:07,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:35:07,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:35:07,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:35:07,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:35:07,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:35:07,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:35:07,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:35:07,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:35:07,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:35:07,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:35:07,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:35:07,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:35:07,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:35:07,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:35:07,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:35:07,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:35:07,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:35:07,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:35:07,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:35:07,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:35:07,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:35:07,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:35:07,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:35:07,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:35:07,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:35:07,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:35:07,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:35:07,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:35:07,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:35:07,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:35:07,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 04:35:07,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:35:07,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:35:07,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:35:07,453 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:35:07,453 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:35:07,454 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:35:07,454 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:35:07,455 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:35:07,455 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:35:07,455 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:35:07,456 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:35:07,456 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:35:07,457 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:35:07,457 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:35:07,457 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:35:07,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:35:07,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:35:07,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:35:07,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:35:07,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:35:07,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:35:07,461 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:35:07,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:35:07,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:35:07,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:35:07,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:35:07,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:35:07,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:07,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:35:07,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:35:07,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:35:07,464 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:35:07,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:35:07,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:35:07,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:35:07,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:35:07,466 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_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d [2021-10-29 04:35:07,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:35:07,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:35:07,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:35:07,736 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:35:07,737 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:35:07,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-29 04:35:07,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/cbe8d5ae5/7680c35cc1ec4c4f9bcdf2846f1f915c/FLAG05566c7f3 [2021-10-29 04:35:09,150 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:35:09,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-29 04:35:09,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/cbe8d5ae5/7680c35cc1ec4c4f9bcdf2846f1f915c/FLAG05566c7f3 [2021-10-29 04:35:09,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/cbe8d5ae5/7680c35cc1ec4c4f9bcdf2846f1f915c [2021-10-29 04:35:09,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:35:09,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:35:09,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:09,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:35:09,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:35:09,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:09" (1/1) ... [2021-10-29 04:35:09,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af45edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:09, skipping insertion in model container [2021-10-29 04:35:09,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:09" (1/1) ... [2021-10-29 04:35:09,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:35:10,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:35:12,358 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:35:14,158 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:35:14,159 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 04:35:15,058 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-29 04:35:15,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b29d863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:15, skipping insertion in model container [2021-10-29 04:35:15,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:15,061 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:35:15,064 INFO L168 Benchmark]: Toolchain (without parser) took 5331.24 ms. Allocated memory was 104.9 MB in the beginning and 184.5 MB in the end (delta: 79.7 MB). Free memory was 61.6 MB in the beginning and 95.2 MB in the end (delta: -33.6 MB). Peak memory consumption was 60.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:15,066 INFO L168 Benchmark]: CDTParser took 1.80 ms. Allocated memory is still 104.9 MB. Free memory was 58.1 MB in the beginning and 58.1 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:15,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5328.26 ms. Allocated memory was 104.9 MB in the beginning and 184.5 MB in the end (delta: 79.7 MB). Free memory was 61.6 MB in the beginning and 95.2 MB in the end (delta: -33.6 MB). Peak memory consumption was 60.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:15,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 ms. Allocated memory is still 104.9 MB. Free memory was 58.1 MB in the beginning and 58.1 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5328.26 ms. Allocated memory was 104.9 MB in the beginning and 184.5 MB in the end (delta: 79.7 MB). Free memory was 61.6 MB in the beginning and 95.2 MB in the end (delta: -33.6 MB). Peak memory consumption was 60.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15575]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:35:17,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:35:17,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:35:17,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:35:17,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:35:17,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:35:17,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:35:17,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:35:17,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:35:17,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:35:17,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:35:17,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:35:17,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:35:17,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:35:17,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:35:17,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:35:17,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:35:17,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:35:17,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:35:17,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:35:17,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:35:17,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:35:17,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:35:17,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:35:17,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:35:17,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:35:17,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:35:17,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:35:17,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:35:17,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:35:17,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:35:17,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:35:17,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:35:17,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:35:17,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:35:17,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:35:17,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:35:17,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:35:17,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:35:17,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:35:17,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:35:17,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 04:35:17,536 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:35:17,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:35:17,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:35:17,538 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:35:17,538 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:35:17,538 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:35:17,539 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:35:17,539 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:35:17,539 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:35:17,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:35:17,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:35:17,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:35:17,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:35:17,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:35:17,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:35:17,543 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:35:17,543 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:35:17,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:35:17,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:35:17,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:35:17,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:35:17,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:35:17,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:35:17,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:17,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:35:17,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:35:17,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:35:17,546 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:35:17,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:35:17,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:35:17,546 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:35:17,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:35:17,547 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_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d [2021-10-29 04:35:17,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:35:17,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:35:17,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:35:18,000 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:35:18,001 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:35:18,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-29 04:35:18,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/602bfe80b/557d3c1467ef4d81b3ae7dca766ac4a9/FLAG52cf866a9 [2021-10-29 04:35:19,412 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:35:19,414 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-29 04:35:19,558 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/602bfe80b/557d3c1467ef4d81b3ae7dca766ac4a9/FLAG52cf866a9 [2021-10-29 04:35:19,952 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0dc61c9-29b3-4bcc-bb1f-b4d8fa67c6c6/bin/utaipan-SDwSMHVbGG/data/602bfe80b/557d3c1467ef4d81b3ae7dca766ac4a9 [2021-10-29 04:35:19,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:35:19,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:35:19,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:19,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:35:19,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:35:19,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:19" (1/1) ... [2021-10-29 04:35:19,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1552dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:19, skipping insertion in model container [2021-10-29 04:35:19,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:19" (1/1) ... [2021-10-29 04:35:19,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:35:20,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:35:25,070 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-29 04:35:25,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c1d39be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:25, skipping insertion in model container [2021-10-29 04:35:25,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:25,072 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:35:25,074 INFO L168 Benchmark]: Toolchain (without parser) took 5115.87 ms. Allocated memory was 73.4 MB in the beginning and 134.2 MB in the end (delta: 60.8 MB). Free memory was 46.3 MB in the beginning and 64.9 MB in the end (delta: -18.7 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:25,075 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 73.4 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 72.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:25,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5111.84 ms. Allocated memory was 73.4 MB in the beginning and 134.2 MB in the end (delta: 60.8 MB). Free memory was 46.1 MB in the beginning and 64.9 MB in the end (delta: -18.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:25,078 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 73.4 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 72.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5111.84 ms. Allocated memory was 73.4 MB in the beginning and 134.2 MB in the end (delta: 60.8 MB). Free memory was 46.1 MB in the beginning and 64.9 MB in the end (delta: -18.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15575]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...