./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f04f938fee3705b6ab112999ad746b29d3f93a10 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f04f938fee3705b6ab112999ad746b29d3f93a10 ................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:40:35,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:35,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:35,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:35,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:35,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:35,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:35,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:35,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:35,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:35,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:35,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:35,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:35,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:35,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:35,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:35,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:35,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:35,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:35,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:35,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:35,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:35,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:35,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:35,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:35,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:35,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:35,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:35,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:35,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:35,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:35,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:35,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:35,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:35,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:35,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:35,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:35,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:35,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:35,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:35,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:35,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-28 04:40:36,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:36,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:36,037 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:36,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:36,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:36,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:36,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:36,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:40:36,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:36,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:36,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:36,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:36,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:36,042 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:36,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:36,043 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:36,043 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:36,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:36,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:36,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:36,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:36,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:36,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:36,045 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:40:36,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:40:36,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:36,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:40:36,046 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f04f938fee3705b6ab112999ad746b29d3f93a10 [2020-11-28 04:40:36,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:36,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:36,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:36,349 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:36,356 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:36,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2020-11-28 04:40:36,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/b926b7823/798ac5cd21c34be185762beb27e37df5/FLAGe488cace5 [2020-11-28 04:40:37,175 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:37,177 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2020-11-28 04:40:37,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/b926b7823/798ac5cd21c34be185762beb27e37df5/FLAGe488cace5 [2020-11-28 04:40:37,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/b926b7823/798ac5cd21c34be185762beb27e37df5 [2020-11-28 04:40:37,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:37,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:37,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:37,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:37,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:37,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:37" (1/1) ... [2020-11-28 04:40:37,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715a0b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:37, skipping insertion in model container [2020-11-28 04:40:37,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:37" (1/1) ... [2020-11-28 04:40:37,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:37,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:38,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:38,282 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:38,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:38,707 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:38,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38 WrapperNode [2020-11-28 04:40:38,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:38,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:38,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:38,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:38,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:38,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:38,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:38,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:38,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... [2020-11-28 04:40:38,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:38,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:38,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:38,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:38,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2020-11-28 04:40:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2020-11-28 04:40:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:40:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2020-11-28 04:40:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2020-11-28 04:40:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-28 04:40:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-28 04:40:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:40:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-11-28 04:40:39,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-11-28 04:40:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-11-28 04:40:39,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-11-28 04:40:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 04:40:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2020-11-28 04:40:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2020-11-28 04:40:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:40:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-11-28 04:40:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-11-28 04:40:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-11-28 04:40:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-11-28 04:40:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:40:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 04:40:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:40:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-11-28 04:40:39,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-11-28 04:40:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:39,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-11-28 04:40:39,100 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-11-28 04:40:40,948 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:40,949 INFO L298 CfgBuilder]: Removed 59 assume(true) statements. [2020-11-28 04:40:40,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:40 BoogieIcfgContainer [2020-11-28 04:40:40,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:40:40,952 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:40:40,952 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:40:40,962 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:40:40,963 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:40" (1/1) ... [2020-11-28 04:40:40,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:40:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 82 states and 104 transitions. [2020-11-28 04:40:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2020-11-28 04:40:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 04:40:41,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:41,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:40:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 81 states and 100 transitions. [2020-11-28 04:40:41,372 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 100 transitions. [2020-11-28 04:40:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:40:41,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:41,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:40:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 108 transitions. [2020-11-28 04:40:41,524 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 108 transitions. [2020-11-28 04:40:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:40:41,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:41,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:40:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 111 transitions. [2020-11-28 04:40:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 111 transitions. [2020-11-28 04:40:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:40:41,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:41,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:40:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 93 states and 120 transitions. [2020-11-28 04:40:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 120 transitions. [2020-11-28 04:40:41,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-28 04:40:41,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:40:41,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 97 states and 125 transitions. [2020-11-28 04:40:41,881 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2020-11-28 04:40:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-28 04:40:41,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:42,003 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-28 04:40:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 105 states and 136 transitions. [2020-11-28 04:40:42,044 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 136 transitions. [2020-11-28 04:40:42,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-28 04:40:42,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:40:42,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:42,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 141 transitions. [2020-11-28 04:40:42,200 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 141 transitions. [2020-11-28 04:40:42,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-28 04:40:42,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:42,396 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:42,526 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:42,925 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:43,027 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:43,215 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-28 04:40:43,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,369 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,369 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,370 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,371 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,373 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,380 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,389 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,392 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,393 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,397 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,398 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,398 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,405 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,409 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,409 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,415 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,420 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,420 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,426 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,429 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2020-11-28 04:40:43,429 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2020-11-28 04:40:43,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:40:43 ImpRootNode [2020-11-28 04:40:43,444 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:40:43,445 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:40:43,445 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:40:43,446 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:40:43,446 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:40" (3/4) ... [2020-11-28 04:40:43,463 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 04:40:43,464 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:40:43,474 INFO L168 Benchmark]: Toolchain (without parser) took 6163.21 ms. Allocated memory was 107.0 MB in the beginning and 237.0 MB in the end (delta: 130.0 MB). Free memory was 68.4 MB in the beginning and 179.9 MB in the end (delta: -111.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:43,474 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory was 52.7 MB in the beginning and 52.7 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:43,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1405.33 ms. Allocated memory is still 107.0 MB. Free memory was 68.4 MB in the beginning and 42.2 MB in the end (delta: 26.2 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:43,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.59 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 42.2 MB in the beginning and 122.6 MB in the end (delta: -80.4 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:43,477 INFO L168 Benchmark]: Boogie Preprocessor took 107.84 ms. Allocated memory is still 163.6 MB. Free memory was 122.6 MB in the beginning and 118.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:43,478 INFO L168 Benchmark]: RCFGBuilder took 1965.18 ms. Allocated memory is still 163.6 MB. Free memory was 118.4 MB in the beginning and 75.5 MB in the end (delta: 42.9 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:43,479 INFO L168 Benchmark]: CodeCheck took 2492.78 ms. Allocated memory was 163.6 MB in the beginning and 237.0 MB in the end (delta: 73.4 MB). Free memory was 75.5 MB in the beginning and 179.9 MB in the end (delta: -104.4 MB). Peak memory consumption was 98.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:43,479 INFO L168 Benchmark]: Witness Printer took 18.24 ms. Allocated memory is still 237.0 MB. Free memory is still 179.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:43,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 11 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.2s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2910 SDtfs, 1220 SDslu, 1772 SDs, 0 SdLazy, 580 SolverSat, 200 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1498 GetRequests, 1496 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 12585 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 36/36 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 4185. Possible FailurePath: [L3648] static int major ; [L3649] static int index ; [L3974-L3975] static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4173-L4174] static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4175-L4178] static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4179-L4180] static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4202] struct virtio_device_id const __mod_virtio_device_table ; [L4207] int LDV_IN_INTERRUPT ; [L4348] int ldv_blk_rq = 0; [L4210] struct block_device *var_group1 ; [L4211] fmode_t var_virtblk_ioctl_5_p1 ; [L4212] unsigned int var_virtblk_ioctl_5_p2 ; [L4213] unsigned long var_virtblk_ioctl_5_p3 ; [L4214] struct hd_geometry *var_group2 ; [L4215] int tmp ; [L4216] int tmp___0 ; [L4217] int tmp___1 ; [L4219] LDV_IN_INTERRUPT = 1 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4221] FCALL ldv_handler_precall() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4183] int tmp ; [L4185] CALL, EXPR register_blkdev(0U, "virtblk") [L4531] return __VERIFIER_nondet_int(); [L4185] major = register_blkdev(0U, "virtblk") [L4186] COND FALSE !(major < 0) [L4535] return __VERIFIER_nondet_int(); [L4190] tmp = register_virtio_driver(& virtio_blk) [L4191] return (tmp); [L4222] tmp = init() [L4223] COND FALSE !(tmp != 0) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4244] tmp___1 = __VERIFIER_nondet_int() [L4245] COND TRUE tmp___1 != 0 [L4229] tmp___0 = __VERIFIER_nondet_int() [L4231] case 0: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4232] FCALL ldv_handler_precall() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L3912] struct gendisk *disk ; [L3913] struct virtio_blk *vblk ; [L3914] void *usr_data ; [L3915] char id_str[20U] ; [L3916] int err ; [L3917] int tmp ; [L3918] bool tmp___0 ; [L3919] int tmp___1 ; [L3920] int tmp___2 ; [L3922] EXPR bdev->bd_disk [L3922] disk = bdev->bd_disk [L3923] EXPR disk->private_data [L3923] vblk = (struct virtio_blk *)disk->private_data [L3924] COND TRUE cmd == 1447184708U [L3925] usr_data = (void *)data [L3879] struct virtio_blk *vblk ; [L3880] struct request *req ; [L3881] struct bio *bio ; [L3882] long tmp ; [L3883] long tmp___0 ; [L3884] long tmp___1 ; [L3885] long tmp___2 ; [L3886] int tmp___3 ; [L3888] EXPR disk->private_data [L3888] vblk = (struct virtio_blk *)disk->private_data [L3889] EXPR vblk->disk [L3889] EXPR (vblk->disk)->queue [L4427] CALL, EXPR ldv_malloc(sizeof(struct bio)) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L3456] COND FALSE !(__VERIFIER_nondet_int()) [L3461] return ((void *)0); VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4427] RET, EXPR ldv_malloc(sizeof(struct bio)) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4427] return ldv_malloc(sizeof(struct bio)); [L3889] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3890] CALL, EXPR IS_ERR((void const *)bio) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4274] long tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4276] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4307] return ((unsigned long )ptr > 2012UL); [L4276] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4276] tmp = ldv_is_err(ptr) [L4277] return (tmp); [L3890] RET, EXPR IS_ERR((void const *)bio) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L3890] tmp___0 = IS_ERR((void const *)bio) [L3891] COND FALSE !(tmp___0 != 0L) [L3896] EXPR vblk->disk [L3896] EXPR (vblk->disk)->queue [L4283] ldv_func_ret_type___3 ldv_func_res ; [L4284] struct request *tmp ; [L4443] CALL, EXPR ldv_malloc(sizeof(struct request)) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L3456] COND FALSE !(__VERIFIER_nondet_int()) [L3461] return ((void *)0); VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4443] RET, EXPR ldv_malloc(sizeof(struct request)) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4443] return ldv_malloc(sizeof(struct request)); [L4286] tmp = blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4287] ldv_func_res = tmp [L4351] long tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4353] COND TRUE ldv_blk_rq == 0 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4357] COND TRUE (mask == 16U || mask == 208U) || mask == 16U [L4358] ldv_blk_rq = 1 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4289] return (ldv_func_res); [L3896] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3897] CALL, EXPR IS_ERR((void const *)req) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4274] long tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4276] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4307] return ((unsigned long )ptr > 2012UL); [L4276] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4276] tmp = ldv_is_err(ptr) [L4277] return (tmp); [L3897] RET, EXPR IS_ERR((void const *)req) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L3897] tmp___2 = IS_ERR((void const *)req) [L3898] COND FALSE !(tmp___2 != 0L) [L3904] req->cmd_type = 7 [L3905] EXPR vblk->disk [L3905] EXPR (vblk->disk)->queue [L3905] EXPR vblk->disk [L4437] return __VERIFIER_nondet_int(); [L3905] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3906] return (tmp___3); VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L3926] err = virtblk_get_id(disk, (char *)(& id_str)) [L3927] COND TRUE err == 0 [L3201] unsigned long tmp ; [L4411] return __VERIFIER_nondet_ulong(); [L3204] tmp = _copy_to_user(dst, src, size) [L3205] return ((int )tmp); [L3928] tmp = copy_to_user(usr_data, (void const *)(& id_str), 20U) [L3929] COND FALSE !(tmp != 0) [L3935] return (err); [L3935] return (err); VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4244] tmp___1 = __VERIFIER_nondet_int() [L4245] COND FALSE !(tmp___1 != 0) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4249] FCALL ldv_handler_precall() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4385] COND FALSE !(ldv_blk_rq == 0) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L4387] CALL ldv_error() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L12] COND FALSE !(0) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] [L12] __assert_fail ("0", "m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={75:71}, features={3452:0}, id_table={3451:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={3454:0}, virtio_blk={3453:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory was 52.7 MB in the beginning and 52.7 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1405.33 ms. Allocated memory is still 107.0 MB. Free memory was 68.4 MB in the beginning and 42.2 MB in the end (delta: 26.2 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 166.59 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 42.2 MB in the beginning and 122.6 MB in the end (delta: -80.4 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 107.84 ms. Allocated memory is still 163.6 MB. Free memory was 122.6 MB in the beginning and 118.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1965.18 ms. Allocated memory is still 163.6 MB. Free memory was 118.4 MB in the beginning and 75.5 MB in the end (delta: 42.9 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. * CodeCheck took 2492.78 ms. Allocated memory was 163.6 MB in the beginning and 237.0 MB in the end (delta: 73.4 MB). Free memory was 75.5 MB in the beginning and 179.9 MB in the end (delta: -104.4 MB). Peak memory consumption was 98.2 MB. Max. memory is 16.1 GB. * Witness Printer took 18.24 ms. Allocated memory is still 237.0 MB. Free memory is still 179.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:40:46,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:46,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:46,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:46,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:46,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:46,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:46,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:46,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:46,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:46,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:46,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:46,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:46,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:46,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:46,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:46,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:46,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:46,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:46,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:46,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:46,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:46,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:46,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:46,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:46,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:46,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:46,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:46,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:46,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:46,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:46,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:46,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:46,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:46,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:46,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:46,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:46,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:46,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:46,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:46,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:46,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-28 04:40:46,259 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:46,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:46,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:46,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:46,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:46,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:46,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:46,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:46,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:46,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:46,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:46,265 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:40:46,268 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:40:46,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:40:46,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:46,269 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:46,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:46,269 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:46,269 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:46,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:46,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:46,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:46,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:46,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:46,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:46,271 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:40:46,271 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:40:46,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:46,271 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:40:46,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:40:46,272 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 04:40:46,272 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f04f938fee3705b6ab112999ad746b29d3f93a10 [2020-11-28 04:40:46,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:46,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:46,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:46,730 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:46,732 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:46,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2020-11-28 04:40:46,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/9fc1d36ec/9a1e154bca1b4e8a9805313d99fcf14c/FLAG1b489505c [2020-11-28 04:40:47,678 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:47,679 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2020-11-28 04:40:47,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/9fc1d36ec/9a1e154bca1b4e8a9805313d99fcf14c/FLAG1b489505c [2020-11-28 04:40:47,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/data/9fc1d36ec/9a1e154bca1b4e8a9805313d99fcf14c [2020-11-28 04:40:47,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:47,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:47,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:47,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:47,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:47,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:47" (1/1) ... [2020-11-28 04:40:47,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705454d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:47, skipping insertion in model container [2020-11-28 04:40:47,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:47" (1/1) ... [2020-11-28 04:40:47,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:47,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:48,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:48,970 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-28 04:40:49,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:49,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:49,263 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:49,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:49,755 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:49,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49 WrapperNode [2020-11-28 04:40:49,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:49,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:49,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:49,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:49,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:49,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:49,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:49,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:49,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... [2020-11-28 04:40:49,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:49,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:49,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:49,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:50,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_441c685d-e51f-45d5-873f-54326d74f766/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-28 04:40:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-11-28 04:40:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2020-11-28 04:40:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2020-11-28 04:40:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-11-28 04:40:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2020-11-28 04:40:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2020-11-28 04:40:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-28 04:40:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-28 04:40:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-11-28 04:40:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-11-28 04:40:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-11-28 04:40:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-11-28 04:40:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 04:40:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2020-11-28 04:40:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2020-11-28 04:40:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:40:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-11-28 04:40:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-11-28 04:40:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-11-28 04:40:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-11-28 04:40:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-28 04:40:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-11-28 04:40:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:40:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:40:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 04:40:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:40:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:40:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-11-28 04:40:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-11-28 04:40:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-11-28 04:40:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-11-28 04:41:05,715 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:41:05,716 INFO L298 CfgBuilder]: Removed 59 assume(true) statements. [2020-11-28 04:41:05,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:05 BoogieIcfgContainer [2020-11-28 04:41:05,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:41:05,719 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:41:05,719 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:41:05,730 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:41:05,730 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:05" (1/1) ... [2020-11-28 04:41:05,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:41:05,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:05,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 82 states and 104 transitions. [2020-11-28 04:41:05,797 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2020-11-28 04:41:05,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 04:41:05,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:05,855 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2020-11-28 04:41:05,861 INFO L168 Benchmark]: Toolchain (without parser) took 18101.14 ms. Allocated memory was 54.5 MB in the beginning and 134.2 MB in the end (delta: 79.7 MB). Free memory was 27.3 MB in the beginning and 67.2 MB in the end (delta: -39.9 MB). Peak memory consumption was 42.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:05,863 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:41:05,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1998.55 ms. Allocated memory was 54.5 MB in the beginning and 92.3 MB in the end (delta: 37.7 MB). Free memory was 27.1 MB in the beginning and 36.0 MB in the end (delta: -8.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:05,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.40 ms. Allocated memory is still 92.3 MB. Free memory was 36.0 MB in the beginning and 51.7 MB in the end (delta: -15.7 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:05,866 INFO L168 Benchmark]: Boogie Preprocessor took 99.57 ms. Allocated memory is still 92.3 MB. Free memory was 51.7 MB in the beginning and 47.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:05,867 INFO L168 Benchmark]: RCFGBuilder took 15719.79 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 47.5 MB in the beginning and 72.5 MB in the end (delta: -25.0 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:05,868 INFO L168 Benchmark]: CodeCheck took 138.88 ms. Allocated memory is still 134.2 MB. Free memory was 72.5 MB in the beginning and 67.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:05,879 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1998.55 ms. Allocated memory was 54.5 MB in the beginning and 92.3 MB in the end (delta: 37.7 MB). Free memory was 27.1 MB in the beginning and 36.0 MB in the end (delta: -8.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.40 ms. Allocated memory is still 92.3 MB. Free memory was 36.0 MB in the beginning and 51.7 MB in the end (delta: -15.7 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.57 ms. Allocated memory is still 92.3 MB. Free memory was 51.7 MB in the beginning and 47.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 15719.79 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 47.5 MB in the beginning and 72.5 MB in the end (delta: -25.0 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. * CodeCheck took 138.88 ms. Allocated memory is still 134.2 MB. Free memory was 72.5 MB in the beginning and 67.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...