./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/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_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:28:27,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:28:27,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:28:27,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:28:27,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:28:27,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:28:27,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:28:27,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:28:27,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:28:27,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:28:27,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:28:27,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:28:27,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:28:27,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:28:27,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:28:27,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:28:27,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:28:27,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:28:27,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:28:27,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:28:27,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:28:27,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:28:27,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:28:27,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:28:27,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:28:27,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:28:27,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:28:27,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:28:27,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:28:27,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:28:27,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:28:27,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:28:27,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:28:27,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:28:27,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:28:27,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:28:27,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:28:27,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:28:27,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:28:27,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:28:27,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:28:27,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:28:27,204 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:28:27,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:28:27,227 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:28:27,227 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:28:27,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:28:27,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:28:27,229 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:28:27,229 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:28:27,229 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:28:27,230 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:28:27,231 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:28:27,231 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:28:27,231 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:28:27,232 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:28:27,232 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:28:27,232 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:28:27,233 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:28:27,233 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:28:27,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:28:27,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:28:27,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:28:27,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:28:27,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:28:27,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:28:27,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:28:27,236 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:28:27,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:28:27,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:28:27,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:28:27,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:28:27,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:28:27,238 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:28:27,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:28:27,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:28:27,239 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:28:27,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:28:27,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:28:27,240 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:28:27,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cfd42ae6a3b4032af4cd164dbf69705156c7e6a986a10ea46105ccfa6b97f0f [2022-11-03 02:28:27,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:28:27,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:28:27,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:28:27,537 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:28:27,538 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:28:27,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 02:28:27,600 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/92963dca5/31ae044fed1b489c9a9b7c517b5242f9/FLAG01e729fe8 [2022-11-03 02:28:28,635 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:28:28,635 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/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 [2022-11-03 02:28:28,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/92963dca5/31ae044fed1b489c9a9b7c517b5242f9/FLAG01e729fe8 [2022-11-03 02:28:28,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/92963dca5/31ae044fed1b489c9a9b7c517b5242f9 [2022-11-03 02:28:28,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:28:28,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:28:28,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:28:28,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:28:28,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:28:28,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:28:28" (1/1) ... [2022-11-03 02:28:28,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35bf4220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:28:28, skipping insertion in model container [2022-11-03 02:28:28,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:28:28" (1/1) ... [2022-11-03 02:28:28,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:28:29,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:28:32,159 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2022-11-03 02:28:32,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26e9bc1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:28:32, skipping insertion in model container [2022-11-03 02:28:32,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:28:32,160 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:28:32,163 INFO L158 Benchmark]: Toolchain (without parser) took 3213.11ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 51.2MB in the beginning and 83.1MB in the end (delta: -31.9MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2022-11-03 02:28:32,164 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:28:32,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3210.73ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 51.2MB in the beginning and 83.1MB in the end (delta: -31.9MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2022-11-03 02:28:32,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3210.73ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 51.2MB in the beginning and 83.1MB in the end (delta: -31.9MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/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_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:28:34,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:28:34,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:28:34,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:28:34,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:28:34,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:28:34,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:28:34,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:28:34,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:28:34,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:28:34,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:28:34,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:28:34,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:28:34,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:28:34,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:28:34,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:28:34,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:28:34,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:28:34,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:28:34,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:28:34,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:28:34,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:28:34,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:28:34,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:28:34,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:28:34,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:28:34,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:28:34,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:28:34,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:28:34,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:28:34,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:28:34,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:28:34,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:28:34,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:28:34,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:28:34,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:28:34,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:28:34,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:28:34,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:28:34,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:28:34,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:28:34,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 02:28:34,623 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:28:34,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:28:34,624 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:28:34,624 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:28:34,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:28:34,625 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:28:34,625 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:28:34,625 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:28:34,625 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:28:34,625 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:28:34,626 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:28:34,626 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:28:34,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:28:34,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:28:34,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:28:34,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:28:34,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:28:34,627 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:28:34,628 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:28:34,628 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:28:34,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:28:34,628 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:28:34,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:28:34,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:28:34,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:28:34,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:28:34,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:28:34,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:28:34,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:28:34,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:28:34,630 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:28:34,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:28:34,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:28:34,633 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:28:34,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:28:34,633 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_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cfd42ae6a3b4032af4cd164dbf69705156c7e6a986a10ea46105ccfa6b97f0f [2022-11-03 02:28:34,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:28:35,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:28:35,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:28:35,029 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:28:35,030 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:28:35,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 02:28:35,112 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/1dabbba05/429b69228a91412db8a58667d391b0d6/FLAGc84ab4e47 [2022-11-03 02:28:36,341 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:28:36,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/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 [2022-11-03 02:28:36,415 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/1dabbba05/429b69228a91412db8a58667d391b0d6/FLAGc84ab4e47 [2022-11-03 02:28:36,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7af6bc1c-c9da-4456-bc9c-a98f1323fb31/bin/utaipan-7li7fVZpFI/data/1dabbba05/429b69228a91412db8a58667d391b0d6 [2022-11-03 02:28:36,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:28:36,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:28:36,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:28:36,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:28:36,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:28:36,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:28:36" (1/1) ... [2022-11-03 02:28:36,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b4dbbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:28:36, skipping insertion in model container [2022-11-03 02:28:36,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:28:36" (1/1) ... [2022-11-03 02:28:36,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:28:36,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:28:40,559 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2022-11-03 02:28:40,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c8a99c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:28:40, skipping insertion in model container [2022-11-03 02:28:40,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:28:40,561 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:28:40,563 INFO L158 Benchmark]: Toolchain (without parser) took 3940.96ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 37.3MB in the beginning and 59.3MB in the end (delta: -22.0MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2022-11-03 02:28:40,564 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:28:40,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3936.98ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 37.1MB in the beginning and 59.3MB in the end (delta: -22.1MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2022-11-03 02:28:40,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3936.98ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 37.1MB in the beginning and 59.3MB in the end (delta: -22.1MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * 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