./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/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_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs --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 42e89ebae4972893aba018eddfde0b44de5592a2 .......................................................................................................................................... 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_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/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_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs --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 42e89ebae4972893aba018eddfde0b44de5592a2 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 01:54:31,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:54:31,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:54:31,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:54:31,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:54:31,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:54:31,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:54:31,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:54:31,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:54:31,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:54:31,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:54:31,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:54:31,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:54:31,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:54:31,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:54:31,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:54:31,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:54:31,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:54:31,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:54:31,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:54:31,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:54:31,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:54:31,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:54:31,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:54:32,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:54:32,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:54:32,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:54:32,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:54:32,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:54:32,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:54:32,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:54:32,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:54:32,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:54:32,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:54:32,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:54:32,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:54:32,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:54:32,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:54:32,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:54:32,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:54:32,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:54:32,023 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-16 01:54:32,076 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:54:32,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:54:32,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 01:54:32,078 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 01:54:32,079 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 01:54:32,079 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 01:54:32,079 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 01:54:32,079 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 01:54:32,080 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 01:54:32,080 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 01:54:32,088 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 01:54:32,088 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 01:54:32,088 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 01:54:32,089 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 01:54:32,089 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 01:54:32,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:54:32,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 01:54:32,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:54:32,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:54:32,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:54:32,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:54:32,092 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 01:54:32,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:54:32,092 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:54:32,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:54:32,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:54:32,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:54:32,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:54:32,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:54:32,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:54:32,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:54:32,097 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 01:54:32,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 01:54:32,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:54:32,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 01:54:32,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 01:54:32,098 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_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2021-10-16 01:54:32,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:54:32,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:54:32,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:54:32,432 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:54:32,433 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:54:32,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-16 01:54:32,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/9fb792cf4/d76fa242f3c94b7e9c88402813fb69f4/FLAG8ea9b508f [2021-10-16 01:54:33,961 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:54:33,962 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-16 01:54:34,045 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/9fb792cf4/d76fa242f3c94b7e9c88402813fb69f4/FLAG8ea9b508f [2021-10-16 01:54:34,523 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/9fb792cf4/d76fa242f3c94b7e9c88402813fb69f4 [2021-10-16 01:54:34,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:54:34,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:54:34,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:54:34,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:54:34,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:54:34,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:54:34" (1/1) ... [2021-10-16 01:54:34,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2cd00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:34, skipping insertion in model container [2021-10-16 01:54:34,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:54:34" (1/1) ... [2021-10-16 01:54:34,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:54:34,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:54:37,400 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 01:54:39,110 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 01:54:39,111 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 01:54:40,163 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-16 01:54:40,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62913963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:40, skipping insertion in model container [2021-10-16 01:54:40,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:54:40,165 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 01:54:40,168 INFO L168 Benchmark]: Toolchain (without parser) took 5639.20 ms. Allocated memory was 111.1 MB in the beginning and 159.4 MB in the end (delta: 48.2 MB). Free memory was 70.8 MB in the beginning and 85.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 72.7 MB. Max. memory is 16.1 GB. [2021-10-16 01:54:40,169 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 84.7 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 01:54:40,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5636.37 ms. Allocated memory was 111.1 MB in the beginning and 159.4 MB in the end (delta: 48.2 MB). Free memory was 70.4 MB in the beginning and 85.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 72.7 MB. Max. memory is 16.1 GB. [2021-10-16 01:54:40,173 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 84.7 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5636.37 ms. Allocated memory was 111.1 MB in the beginning and 159.4 MB in the end (delta: 48.2 MB). Free memory was 70.4 MB in the beginning and 85.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 72.7 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-5709675 [2021-10-16 01:54:42,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:54:42,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:54:42,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:54:42,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:54:42,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:54:42,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:54:42,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:54:42,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:54:42,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:54:42,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:54:42,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:54:42,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:54:42,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:54:42,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:54:42,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:54:42,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:54:42,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:54:42,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:54:42,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:54:42,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:54:42,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:54:42,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:54:42,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:54:42,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:54:42,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:54:42,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:54:42,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:54:42,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:54:42,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:54:42,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:54:42,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:54:42,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:54:42,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:54:42,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:54:42,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:54:42,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:54:42,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:54:42,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:54:42,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:54:42,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:54:42,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-16 01:54:42,947 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:54:42,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:54:42,949 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 01:54:42,949 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 01:54:42,949 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 01:54:42,949 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 01:54:42,950 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 01:54:42,950 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 01:54:42,950 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 01:54:42,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:54:42,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:54:42,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:54:42,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:54:42,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:54:42,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 01:54:42,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 01:54:42,955 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 01:54:42,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:54:42,955 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:54:42,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:54:42,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:54:42,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 01:54:42,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:54:42,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:54:42,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:54:42,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:54:42,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:54:42,957 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 01:54:42,958 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 01:54:42,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:54:42,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 01:54:42,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 01:54:42,959 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_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2021-10-16 01:54:43,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:54:43,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:54:43,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:54:43,442 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:54:43,443 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:54:43,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-16 01:54:43,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/708fe12da/d16f4d1c732b4f2091813952bc0fc518/FLAGdcf0be954 [2021-10-16 01:54:44,910 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:54:44,910 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-16 01:54:45,050 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/708fe12da/d16f4d1c732b4f2091813952bc0fc518/FLAGdcf0be954 [2021-10-16 01:54:45,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00adacc-c68e-49a6-b49a-3d20104b59a5/bin/utaipan-mTDlp9Zugs/data/708fe12da/d16f4d1c732b4f2091813952bc0fc518 [2021-10-16 01:54:45,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:54:45,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:54:45,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:54:45,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:54:45,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:54:45,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:54:45" (1/1) ... [2021-10-16 01:54:45,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa42797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:45, skipping insertion in model container [2021-10-16 01:54:45,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:54:45" (1/1) ... [2021-10-16 01:54:45,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:54:45,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:54:51,010 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-16 01:54:51,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@349864d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:51, skipping insertion in model container [2021-10-16 01:54:51,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:54:51,012 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 01:54:51,015 INFO L168 Benchmark]: Toolchain (without parser) took 5586.00 ms. Allocated memory was 71.3 MB in the beginning and 182.5 MB in the end (delta: 111.1 MB). Free memory was 35.1 MB in the beginning and 133.6 MB in the end (delta: -98.5 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2021-10-16 01:54:51,016 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory was 37.6 MB in the beginning and 37.6 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 01:54:51,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5580.69 ms. Allocated memory was 71.3 MB in the beginning and 182.5 MB in the end (delta: 111.1 MB). Free memory was 34.9 MB in the beginning and 133.6 MB in the end (delta: -98.7 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2021-10-16 01:54:51,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory was 37.6 MB in the beginning and 37.6 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5580.69 ms. Allocated memory was 71.3 MB in the beginning and 182.5 MB in the end (delta: 111.1 MB). Free memory was 34.9 MB in the beginning and 133.6 MB in the end (delta: -98.7 MB). Peak memory consumption was 44.3 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...