./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.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_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ed14acfd2404319b6821f0621c41d9e49eecf24c ................................................................................................................................................................................................................................................................... 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_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ed14acfd2404319b6821f0621c41d9e49eecf24c ............................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:06:03,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:06:03,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:06:03,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:06:03,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:06:03,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:06:03,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:06:03,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:06:03,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:06:03,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:06:03,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:06:03,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:06:03,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:06:03,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:06:03,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:06:03,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:06:03,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:06:03,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:06:03,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:06:03,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:06:03,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:06:03,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:06:03,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:06:03,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:06:03,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:06:03,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:06:03,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:06:03,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:06:03,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:06:03,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:06:03,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:06:03,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:06:03,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:06:03,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:06:03,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:06:03,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:06:03,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:06:03,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:06:03,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:06:03,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:06:03,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:06:03,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 19:06:03,900 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:06:03,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:06:03,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:06:03,901 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:06:03,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:06:03,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:06:03,904 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:06:03,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:06:03,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:06:03,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:06:03,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:06:03,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:06:03,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:06:03,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:06:03,907 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:06:03,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:06:03,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:06:03,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:06:03,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:06:03,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:06:03,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:06:03,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:06:03,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:06:03,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:06:03,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:06:03,909 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:06:03,909 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:06:03,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:06:03,909 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:06:03,910 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_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed14acfd2404319b6821f0621c41d9e49eecf24c [2021-10-15 19:06:04,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:06:04,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:06:04,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:06:04,231 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:06:04,232 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:06:04,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2021-10-15 19:06:04,302 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/a4a111f28/f4dad3d326eb4f67b300c298ef8f83c7/FLAGb5e1d9de1 [2021-10-15 19:06:05,266 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:06:05,268 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2021-10-15 19:06:05,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/a4a111f28/f4dad3d326eb4f67b300c298ef8f83c7/FLAGb5e1d9de1 [2021-10-15 19:06:05,631 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/a4a111f28/f4dad3d326eb4f67b300c298ef8f83c7 [2021-10-15 19:06:05,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:06:05,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:06:05,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:06:05,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:06:05,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:06:05,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:06:05" (1/1) ... [2021-10-15 19:06:05,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcd9609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:05, skipping insertion in model container [2021-10-15 19:06:05,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:06:05" (1/1) ... [2021-10-15 19:06:05,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:06:05,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:06:07,961 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i[251756,251769] [2021-10-15 19:06:08,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:06:08,114 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:06:08,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i[251756,251769] [2021-10-15 19:06:08,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:06:08,793 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:06:08,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08 WrapperNode [2021-10-15 19:06:08,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:06:08,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:06:08,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:06:08,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:06:08,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:08,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:10,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:06:10,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:06:10,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:06:10,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:06:10,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:10,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:11,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:11,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:12,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:12,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:12,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:12,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:06:12,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:06:12,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:06:12,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:06:12,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (1/1) ... [2021-10-15 19:06:12,762 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:06:12,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:12,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:12,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:06:12,838 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2021-10-15 19:06:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2021-10-15 19:06:12,839 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2021-10-15 19:06:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2021-10-15 19:06:12,840 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2021-10-15 19:06:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2021-10-15 19:06:12,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:06:12,841 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2021-10-15 19:06:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2021-10-15 19:06:12,841 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2021-10-15 19:06:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2021-10-15 19:06:12,841 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2021-10-15 19:06:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2021-10-15 19:06:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:06:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:06:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:06:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2021-10-15 19:06:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2021-10-15 19:06:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2021-10-15 19:06:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2021-10-15 19:06:12,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 19:06:12,843 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2021-10-15 19:06:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2021-10-15 19:06:12,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 19:06:12,844 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2021-10-15 19:06:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2021-10-15 19:06:12,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:06:12,844 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2021-10-15 19:06:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2021-10-15 19:06:12,844 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-10-15 19:06:12,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-10-15 19:06:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-10-15 19:06:12,845 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2021-10-15 19:06:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2021-10-15 19:06:12,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:06:12,845 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 19:06:12,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:06:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:06:12,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2021-10-15 19:06:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2021-10-15 19:06:12,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 19:06:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 19:06:12,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:06:12,847 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2021-10-15 19:06:12,847 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2021-10-15 19:06:12,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:06:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:06:12,848 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2021-10-15 19:06:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2021-10-15 19:07:55,265 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:07:55,266 INFO L299 CfgBuilder]: Removed 8370 assume(true) statements. [2021-10-15 19:07:55,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:55 BoogieIcfgContainer [2021-10-15 19:07:55,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:07:55,277 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:07:55,277 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:07:55,283 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:07:55,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:06:05" (1/3) ... [2021-10-15 19:07:55,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f4ea4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:07:55, skipping insertion in model container [2021-10-15 19:07:55,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:08" (2/3) ... [2021-10-15 19:07:55,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f4ea4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:07:55, skipping insertion in model container [2021-10-15 19:07:55,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:55" (3/3) ... [2021-10-15 19:07:55,291 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2021-10-15 19:07:55,298 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:07:55,300 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-15 19:07:55,382 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:07:55,390 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 19:07:55,391 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-15 19:07:55,464 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 19:07:55,469 INFO L168 Benchmark]: Toolchain (without parser) took 109833.86 ms. Allocated memory was 111.1 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 82.4 MB in the beginning and 1.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 640.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:55,470 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 111.1 MB. Free memory was 87.4 MB in the beginning and 87.4 MB in the end (delta: 53.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:07:55,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3159.84 ms. Allocated memory was 111.1 MB in the beginning and 199.2 MB in the end (delta: 88.1 MB). Free memory was 82.1 MB in the beginning and 100.6 MB in the end (delta: -18.5 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:55,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 1724.37 ms. Allocated memory was 199.2 MB in the beginning and 383.8 MB in the end (delta: 184.5 MB). Free memory was 100.6 MB in the beginning and 177.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 115.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:55,481 INFO L168 Benchmark]: Boogie Preprocessor took 2231.30 ms. Allocated memory was 383.8 MB in the beginning and 885.0 MB in the end (delta: 501.2 MB). Free memory was 177.3 MB in the beginning and 613.7 MB in the end (delta: -436.5 MB). Peak memory consumption was 136.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:55,482 INFO L168 Benchmark]: RCFGBuilder took 102521.78 ms. Allocated memory was 885.0 MB in the beginning and 2.4 GB in the end (delta: 1.5 GB). Free memory was 613.7 MB in the beginning and 1.8 GB in the end (delta: -1.1 GB). Peak memory consumption was 515.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:55,483 INFO L168 Benchmark]: TraceAbstraction took 190.07 ms. Allocated memory is still 2.4 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:55,493 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 111.1 MB. Free memory was 87.4 MB in the beginning and 87.4 MB in the end (delta: 53.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3159.84 ms. Allocated memory was 111.1 MB in the beginning and 199.2 MB in the end (delta: 88.1 MB). Free memory was 82.1 MB in the beginning and 100.6 MB in the end (delta: -18.5 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1724.37 ms. Allocated memory was 199.2 MB in the beginning and 383.8 MB in the end (delta: 184.5 MB). Free memory was 100.6 MB in the beginning and 177.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 115.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 2231.30 ms. Allocated memory was 383.8 MB in the beginning and 885.0 MB in the end (delta: 501.2 MB). Free memory was 177.3 MB in the beginning and 613.7 MB in the end (delta: -436.5 MB). Peak memory consumption was 136.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 102521.78 ms. Allocated memory was 885.0 MB in the beginning and 2.4 GB in the end (delta: 1.5 GB). Free memory was 613.7 MB in the beginning and 1.8 GB in the end (delta: -1.1 GB). Peak memory consumption was 515.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 190.07 ms. Allocated memory is still 2.4 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:07:55,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:07:58,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:07:58,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:07:58,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:07:58,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:07:58,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:07:58,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:07:58,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:07:58,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:07:58,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:07:58,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:07:58,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:07:58,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:07:58,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:07:58,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:07:58,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:07:58,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:07:58,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:07:58,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:07:58,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:07:58,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:07:58,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:07:58,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:07:58,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:07:58,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:07:58,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:07:58,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:07:58,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:07:58,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:07:58,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:07:58,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:07:58,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:07:58,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:07:58,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:07:58,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:07:58,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:07:58,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:07:58,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:07:58,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:07:58,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:07:58,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:07:58,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 19:07:58,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:07:58,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:07:58,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:07:58,284 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:07:58,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:07:58,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:07:58,286 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:07:58,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:07:58,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:07:58,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:07:58,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:07:58,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:07:58,289 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:07:58,289 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:07:58,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:07:58,290 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:07:58,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:07:58,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:07:58,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:07:58,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:07:58,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:07:58,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:07:58,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:07:58,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:07:58,292 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:07:58,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:07:58,293 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:07:58,293 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:07:58,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:07:58,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:07:58,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:07:58,294 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_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed14acfd2404319b6821f0621c41d9e49eecf24c [2021-10-15 19:07:58,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:07:58,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:07:58,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:07:58,685 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:07:58,686 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:07:58,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2021-10-15 19:07:58,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/68c65c3f1/2dbf1931c5f44b7794a3af190fe460f2/FLAG95b77f46d [2021-10-15 19:07:59,897 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:07:59,898 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2021-10-15 19:07:59,957 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/68c65c3f1/2dbf1931c5f44b7794a3af190fe460f2/FLAG95b77f46d [2021-10-15 19:08:00,195 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/data/68c65c3f1/2dbf1931c5f44b7794a3af190fe460f2 [2021-10-15 19:08:00,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:08:00,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:08:00,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:08:00,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:08:00,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:08:00,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:08:00" (1/1) ... [2021-10-15 19:08:00,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c7e06b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:00, skipping insertion in model container [2021-10-15 19:08:00,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:08:00" (1/1) ... [2021-10-15 19:08:00,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:08:00,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:08:02,900 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i[251756,251769] [2021-10-15 19:08:03,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:08:03,073 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:08:03,555 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i[251756,251769] [2021-10-15 19:08:03,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:08:03,924 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:08:03,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03 WrapperNode [2021-10-15 19:08:03,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:08:03,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:08:03,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:08:03,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:08:03,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:04,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:05,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:08:05,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:08:05,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:08:05,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:08:05,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:05,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:05,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:05,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:06,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:06,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:07,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:07,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:08:07,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:08:07,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:08:07,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:08:07,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (1/1) ... [2021-10-15 19:08:07,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:08:07,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:08:07,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:08:07,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:08:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 19:08:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-15 19:08:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 19:08:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 19:08:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2021-10-15 19:08:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2021-10-15 19:08:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2021-10-15 19:08:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2021-10-15 19:08:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2021-10-15 19:08:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2021-10-15 19:08:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2021-10-15 19:08:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2021-10-15 19:08:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:08:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2021-10-15 19:08:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2021-10-15 19:08:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2021-10-15 19:08:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2021-10-15 19:08:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2021-10-15 19:08:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2021-10-15 19:08:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:08:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-15 19:08:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 19:08:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:08:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 19:08:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:08:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 19:08:07,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 19:08:07,872 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2021-10-15 19:08:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2021-10-15 19:08:07,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 19:08:07,872 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2021-10-15 19:08:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2021-10-15 19:08:07,872 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2021-10-15 19:08:07,873 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2021-10-15 19:08:07,873 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2021-10-15 19:08:07,873 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2021-10-15 19:08:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 19:08:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 19:08:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:08:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2021-10-15 19:08:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2021-10-15 19:08:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-10-15 19:08:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2021-10-15 19:08:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2021-10-15 19:08:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:08:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 19:08:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:08:07,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:08:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2021-10-15 19:08:07,876 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2021-10-15 19:08:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2021-10-15 19:08:07,877 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2021-10-15 19:08:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:08:07,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:08:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2021-10-15 19:08:07,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2021-10-15 19:12:19,920 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:12:19,921 INFO L299 CfgBuilder]: Removed 8370 assume(true) statements. [2021-10-15 19:12:19,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:12:19 BoogieIcfgContainer [2021-10-15 19:12:19,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:12:19,933 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:12:19,933 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:12:19,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:12:19,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:08:00" (1/3) ... [2021-10-15 19:12:19,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70717f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:12:19, skipping insertion in model container [2021-10-15 19:12:19,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:03" (2/3) ... [2021-10-15 19:12:19,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70717f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:12:19, skipping insertion in model container [2021-10-15 19:12:19,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:12:19" (3/3) ... [2021-10-15 19:12:19,940 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2021-10-15 19:12:19,947 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:12:19,947 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-15 19:12:20,008 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:12:20,017 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 19:12:20,017 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-15 19:12:20,104 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 19:12:20,113 INFO L168 Benchmark]: Toolchain (without parser) took 259911.40 ms. Allocated memory was 58.7 MB in the beginning and 2.6 GB in the end (delta: 2.6 GB). Free memory was 24.8 MB in the beginning and 1.8 GB in the end (delta: -1.8 GB). Peak memory consumption was 780.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:12:20,114 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 44.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:12:20,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3717.12 ms. Allocated memory was 58.7 MB in the beginning and 136.3 MB in the end (delta: 77.6 MB). Free memory was 24.7 MB in the beginning and 57.4 MB in the end (delta: -32.7 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:12:20,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 1675.53 ms. Allocated memory was 136.3 MB in the beginning and 478.2 MB in the end (delta: 341.8 MB). Free memory was 57.4 MB in the beginning and 309.6 MB in the end (delta: -252.3 MB). Peak memory consumption was 106.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:12:20,125 INFO L168 Benchmark]: Boogie Preprocessor took 2052.44 ms. Allocated memory was 478.2 MB in the beginning and 1.4 GB in the end (delta: 937.4 MB). Free memory was 309.6 MB in the beginning and 1.2 GB in the end (delta: -848.3 MB). Peak memory consumption was 198.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:12:20,126 INFO L168 Benchmark]: RCFGBuilder took 252273.66 ms. Allocated memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: 1.2 GB). Free memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: -693.7 MB). Peak memory consumption was 801.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:12:20,127 INFO L168 Benchmark]: TraceAbstraction took 177.27 ms. Allocated memory is still 2.6 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:12:20,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 44.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3717.12 ms. Allocated memory was 58.7 MB in the beginning and 136.3 MB in the end (delta: 77.6 MB). Free memory was 24.7 MB in the beginning and 57.4 MB in the end (delta: -32.7 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1675.53 ms. Allocated memory was 136.3 MB in the beginning and 478.2 MB in the end (delta: 341.8 MB). Free memory was 57.4 MB in the beginning and 309.6 MB in the end (delta: -252.3 MB). Peak memory consumption was 106.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 2052.44 ms. Allocated memory was 478.2 MB in the beginning and 1.4 GB in the end (delta: 937.4 MB). Free memory was 309.6 MB in the beginning and 1.2 GB in the end (delta: -848.3 MB). Peak memory consumption was 198.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 252273.66 ms. Allocated memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: 1.2 GB). Free memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: -693.7 MB). Peak memory consumption was 801.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 177.27 ms. Allocated memory is still 2.6 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:12:20,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021c98e9-f8a7-4065-9d1f-51e728a265ed/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...