./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 15:55:07,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:55:07,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:55:07,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:55:07,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:55:07,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:55:07,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:55:07,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:55:07,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:55:07,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:55:07,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:55:07,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:55:07,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:55:07,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:55:07,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:55:07,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:55:07,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:55:07,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:55:07,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:55:07,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:55:07,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:55:07,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:55:07,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:55:07,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:55:07,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:55:07,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:55:07,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:55:07,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:55:07,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:55:07,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:55:07,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:55:07,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:55:07,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:55:07,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:55:07,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:55:07,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:55:07,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:55:07,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:55:07,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:55:07,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:55:07,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:55:07,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 15:55:07,310 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:55:07,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:55:07,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:55:07,314 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:55:07,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:55:07,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:55:07,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:55:07,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:55:07,315 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:55:07,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:55:07,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 15:55:07,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:55:07,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:55:07,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:55:07,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:55:07,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:55:07,317 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:55:07,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:55:07,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:55:07,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:55:07,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:55:07,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:55:07,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:55:07,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:55:07,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:55:07,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 15:55:07,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 15:55:07,318 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:55:07,319 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:55:07,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:55:07,319 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:55:07,319 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 [2021-12-21 15:55:07,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:55:07,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:55:07,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:55:07,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:55:07,519 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:55:07,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2021-12-21 15:55:07,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1d0f3b3/c576104db97241b2b32fb6c937ca25d2/FLAG5cd3db6c4 [2021-12-21 15:55:08,155 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:55:08,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2021-12-21 15:55:08,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1d0f3b3/c576104db97241b2b32fb6c937ca25d2/FLAG5cd3db6c4 [2021-12-21 15:55:08,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1d0f3b3/c576104db97241b2b32fb6c937ca25d2 [2021-12-21 15:55:08,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:55:08,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:55:08,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:55:08,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:55:08,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:55:08,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:55:08" (1/1) ... [2021-12-21 15:55:08,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60280620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:08, skipping insertion in model container [2021-12-21 15:55:08,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:55:08" (1/1) ... [2021-12-21 15:55:08,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:55:08,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:55:09,624 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2021-12-21 15:55:09,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:55:09,691 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:55:10,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2021-12-21 15:55:10,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:55:10,105 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:55:10,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10 WrapperNode [2021-12-21 15:55:10,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:55:10,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:55:10,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:55:10,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:55:10,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,289 INFO L137 Inliner]: procedures = 244, calls = 2005, calls flagged for inlining = 120, calls inlined = 91, statements flattened = 4546 [2021-12-21 15:55:10,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:55:10,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:55:10,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:55:10,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:55:10,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:55:10,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:55:10,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:55:10,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:55:10,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (1/1) ... [2021-12-21 15:55:10,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:55:10,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:55:10,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 15:55:10,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 15:55:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure he_remove_one [2021-12-21 15:55:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure he_remove_one [2021-12-21 15:55:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-21 15:55:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-21 15:55:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-12-21 15:55:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-12-21 15:55:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-21 15:55:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure he_close [2021-12-21 15:55:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure he_close [2021-12-21 15:55:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2021-12-21 15:55:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2021-12-21 15:55:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-21 15:55:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-21 15:55:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-21 15:55:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-21 15:55:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 15:55:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 15:55:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_get [2021-12-21 15:55:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_get [2021-12-21 15:55:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-12-21 15:55:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-12-21 15:55:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-21 15:55:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-21 15:55:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_tpd [2021-12-21 15:55:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_tpd [2021-12-21 15:55:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure rate_to_atmf [2021-12-21 15:55:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rate_to_atmf [2021-12-21 15:55:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 15:55:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 15:55:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-21 15:55:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-21 15:55:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-21 15:55:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-21 15:55:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-21 15:55:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-21 15:55:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_put [2021-12-21 15:55:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_put [2021-12-21 15:55:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 15:55:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 15:55:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 15:55:10,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 15:55:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-21 15:55:10,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-21 15:55:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 15:55:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 15:55:10,603 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 15:55:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 15:55:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-21 15:55:10,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-21 15:55:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-21 15:55:10,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-21 15:55:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 15:55:10,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 15:55:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-21 15:55:10,605 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-21 15:55:10,605 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-21 15:55:10,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-21 15:55:10,606 INFO L130 BoogieDeclarations]: Found specification of procedure he_readl_internal [2021-12-21 15:55:10,606 INFO L138 BoogieDeclarations]: Found implementation of procedure he_readl_internal [2021-12-21 15:55:10,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 15:55:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 15:55:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-21 15:55:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-21 15:55:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-12-21 15:55:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-12-21 15:55:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-21 15:55:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-21 15:55:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 15:55:10,608 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 15:55:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-12-21 15:55:10,608 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-12-21 15:55:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-21 15:55:10,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-21 15:55:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-21 15:55:10,609 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-21 15:55:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-12-21 15:55:10,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-12-21 15:55:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-21 15:55:10,609 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-21 15:55:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure he_writel_internal [2021-12-21 15:55:10,609 INFO L138 BoogieDeclarations]: Found implementation of procedure he_writel_internal [2021-12-21 15:55:10,610 INFO L130 BoogieDeclarations]: Found specification of procedure he_ioctl [2021-12-21 15:55:10,610 INFO L138 BoogieDeclarations]: Found implementation of procedure he_ioctl [2021-12-21 15:55:10,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 15:55:10,610 INFO L130 BoogieDeclarations]: Found specification of procedure he_open [2021-12-21 15:55:10,610 INFO L138 BoogieDeclarations]: Found implementation of procedure he_open [2021-12-21 15:55:10,610 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-21 15:55:10,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-21 15:55:10,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-21 15:55:10,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-21 15:55:10,611 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 15:55:10,611 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 15:55:10,611 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-21 15:55:10,611 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-21 15:55:10,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-21 15:55:10,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-21 15:55:10,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 15:55:10,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 15:55:10,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 15:55:10,613 INFO L130 BoogieDeclarations]: Found specification of procedure he_stop [2021-12-21 15:55:10,613 INFO L138 BoogieDeclarations]: Found implementation of procedure he_stop [2021-12-21 15:55:10,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-21 15:55:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-21 15:55:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 15:55:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 15:55:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 15:55:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-21 15:55:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-21 15:55:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure __enqueue_tpd [2021-12-21 15:55:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __enqueue_tpd [2021-12-21 15:55:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-21 15:55:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-21 15:55:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:55:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-21 15:55:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-21 15:55:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-21 15:55:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-21 15:55:10,616 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 15:55:10,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 15:55:10,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 15:55:10,618 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-21 15:55:10,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-21 15:55:10,618 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 15:55:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-21 15:55:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-21 15:55:10,620 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-21 15:55:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-21 15:55:10,620 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2021-12-21 15:55:10,624 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2021-12-21 15:55:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure read_prom_byte [2021-12-21 15:55:10,625 INFO L138 BoogieDeclarations]: Found implementation of procedure read_prom_byte [2021-12-21 15:55:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-21 15:55:10,625 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-21 15:55:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-21 15:55:10,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-21 15:55:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-21 15:55:10,625 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-21 15:55:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-21 15:55:10,626 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-21 15:55:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-21 15:55:10,626 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-21 15:55:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 15:55:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 15:55:10,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 15:55:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:55:10,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:55:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-21 15:55:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-21 15:55:11,227 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:55:11,229 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:55:13,324 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 15:55:13,346 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 15:55:13,346 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 15:55:13,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:55:13 BoogieIcfgContainer [2021-12-21 15:55:13,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 15:55:13,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 15:55:13,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 15:55:13,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 15:55:13,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:55:08" (1/3) ... [2021-12-21 15:55:13,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374b764c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:55:13, skipping insertion in model container [2021-12-21 15:55:13,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:10" (2/3) ... [2021-12-21 15:55:13,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374b764c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:55:13, skipping insertion in model container [2021-12-21 15:55:13,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:55:13" (3/3) ... [2021-12-21 15:55:13,359 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2021-12-21 15:55:13,364 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 15:55:13,364 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 15:55:13,413 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:55:13,423 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:55:13,424 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 15:55:13,491 INFO L276 IsEmpty]: Start isEmpty. Operand has 1592 states, 1023 states have (on average 1.278592375366569) internal successors, (1308), 1042 states have internal predecessors, (1308), 500 states have call successors, (500), 67 states have call predecessors, (500), 67 states have return successors, (500), 495 states have call predecessors, (500), 500 states have call successors, (500) [2021-12-21 15:55:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-21 15:55:13,498 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:55:13,498 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:55:13,499 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:55:13,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:55:13,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1781670609, now seen corresponding path program 1 times [2021-12-21 15:55:13,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:55:13,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509811210] [2021-12-21 15:55:13,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:55:13,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:55:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:13,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 15:55:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:13,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 15:55:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:13,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-21 15:55:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-21 15:55:13,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:55:13,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509811210] [2021-12-21 15:55:13,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509811210] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:55:13,909 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:55:13,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 15:55:13,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117867468] [2021-12-21 15:55:13,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:55:13,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 15:55:13,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:55:13,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 15:55:13,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:55:13,941 INFO L87 Difference]: Start difference. First operand has 1592 states, 1023 states have (on average 1.278592375366569) internal successors, (1308), 1042 states have internal predecessors, (1308), 500 states have call successors, (500), 67 states have call predecessors, (500), 67 states have return successors, (500), 495 states have call predecessors, (500), 500 states have call successors, (500) Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-21 15:55:14,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 15:55:14,087 INFO L93 Difference]: Finished difference Result 3263 states and 4731 transitions. [2021-12-21 15:55:14,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 15:55:14,090 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 33 [2021-12-21 15:55:14,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 15:55:14,114 INFO L225 Difference]: With dead ends: 3263 [2021-12-21 15:55:14,114 INFO L226 Difference]: Without dead ends: 1667 [2021-12-21 15:55:14,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:55:14,130 INFO L933 BasicCegarLoop]: 2349 mSDtfsCounter, 1829 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1829 SdHoareTripleChecker+Valid, 2889 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 15:55:14,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1829 Valid, 2889 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 15:55:14,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1667 states. [2021-12-21 15:55:14,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1667 to 1667. [2021-12-21 15:55:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1667 states, 1074 states have (on average 1.266294227188082) internal successors, (1360), 1091 states have internal predecessors, (1360), 509 states have call successors, (509), 84 states have call predecessors, (509), 83 states have return successors, (508), 503 states have call predecessors, (508), 508 states have call successors, (508) [2021-12-21 15:55:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1667 states and 2377 transitions. [2021-12-21 15:55:14,353 INFO L78 Accepts]: Start accepts. Automaton has 1667 states and 2377 transitions. Word has length 33 [2021-12-21 15:55:14,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 15:55:14,354 INFO L470 AbstractCegarLoop]: Abstraction has 1667 states and 2377 transitions. [2021-12-21 15:55:14,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-21 15:55:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2377 transitions. [2021-12-21 15:55:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-21 15:55:14,362 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:55:14,362 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:55:14,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 15:55:14,362 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:55:14,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:55:14,363 INFO L85 PathProgramCache]: Analyzing trace with hash 698168758, now seen corresponding path program 1 times [2021-12-21 15:55:14,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:55:14,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587614240] [2021-12-21 15:55:14,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:55:14,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:55:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:14,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 15:55:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:14,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 15:55:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:14,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 15:55:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:55:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-21 15:55:14,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:55:14,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587614240] [2021-12-21 15:55:14,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587614240] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:55:14,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:55:14,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:55:14,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797942079] [2021-12-21 15:55:14,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:55:14,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:55:14,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:55:14,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:55:14,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:55:14,478 INFO L87 Difference]: Start difference. First operand 1667 states and 2377 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 15:55:16,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 15:55:16,251 INFO L93 Difference]: Finished difference Result 3429 states and 4899 transitions. [2021-12-21 15:55:16,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 15:55:16,252 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 36 [2021-12-21 15:55:16,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 15:55:16,262 INFO L225 Difference]: With dead ends: 3429 [2021-12-21 15:55:16,263 INFO L226 Difference]: Without dead ends: 1770 [2021-12-21 15:55:16,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:55:16,271 INFO L933 BasicCegarLoop]: 2207 mSDtfsCounter, 464 mSDsluCounter, 2861 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 5068 SdHoareTripleChecker+Invalid, 1423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 529 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-21 15:55:16,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [559 Valid, 5068 Invalid, 1423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [529 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-21 15:55:16,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states. [2021-12-21 15:55:16,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 1668. [2021-12-21 15:55:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1668 states, 1075 states have (on average 1.266046511627907) internal successors, (1361), 1092 states have internal predecessors, (1361), 509 states have call successors, (509), 84 states have call predecessors, (509), 83 states have return successors, (508), 503 states have call predecessors, (508), 508 states have call successors, (508) [2021-12-21 15:55:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1668 states and 2378 transitions. [2021-12-21 15:55:16,346 INFO L78 Accepts]: Start accepts. Automaton has 1668 states and 2378 transitions. Word has length 36 [2021-12-21 15:55:16,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 15:55:16,346 INFO L470 AbstractCegarLoop]: Abstraction has 1668 states and 2378 transitions. [2021-12-21 15:55:16,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 15:55:16,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2378 transitions. [2021-12-21 15:55:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-21 15:55:16,348 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:55:16,348 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:55:16,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 15:55:16,349 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:55:16,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:55:16,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1208671996, now seen corresponding path program 1 times [2021-12-21 15:55:16,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:55:16,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003372222] [2021-12-21 15:55:16,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:55:16,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:55:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:55:16,450 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:55:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:55:16,550 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:55:16,550 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:55:16,552 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 15:55:16,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 15:55:16,558 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-12-21 15:55:16,560 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 15:55:16,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 03:55:16 BoogieIcfgContainer [2021-12-21 15:55:16,634 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 15:55:16,635 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 15:55:16,635 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 15:55:16,635 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 15:55:16,636 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:55:13" (3/4) ... [2021-12-21 15:55:16,638 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-21 15:55:16,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 15:55:16,639 INFO L158 Benchmark]: Toolchain (without parser) took 8328.14ms. Allocated memory was 123.7MB in the beginning and 511.7MB in the end (delta: 388.0MB). Free memory was 77.2MB in the beginning and 360.3MB in the end (delta: -283.1MB). Peak memory consumption was 105.0MB. Max. memory is 16.1GB. [2021-12-21 15:55:16,639 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:55:16,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1796.49ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 77.0MB in the beginning and 104.2MB in the end (delta: -27.2MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. [2021-12-21 15:55:16,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.65ms. Allocated memory is still 188.7MB. Free memory was 104.2MB in the beginning and 76.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-21 15:55:16,640 INFO L158 Benchmark]: Boogie Preprocessor took 208.29ms. Allocated memory was 188.7MB in the beginning and 308.3MB in the end (delta: 119.5MB). Free memory was 76.9MB in the beginning and 213.4MB in the end (delta: -136.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-12-21 15:55:16,640 INFO L158 Benchmark]: RCFGBuilder took 2851.24ms. Allocated memory is still 308.3MB. Free memory was 213.4MB in the beginning and 119.9MB in the end (delta: 93.6MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. [2021-12-21 15:55:16,641 INFO L158 Benchmark]: TraceAbstraction took 3281.93ms. Allocated memory was 308.3MB in the beginning and 511.7MB in the end (delta: 203.4MB). Free memory was 119.9MB in the beginning and 360.3MB in the end (delta: -240.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:55:16,641 INFO L158 Benchmark]: Witness Printer took 2.83ms. Allocated memory is still 511.7MB. Free memory is still 360.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:55:16,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1796.49ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 77.0MB in the beginning and 104.2MB in the end (delta: -27.2MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 181.65ms. Allocated memory is still 188.7MB. Free memory was 104.2MB in the beginning and 76.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 208.29ms. Allocated memory was 188.7MB in the beginning and 308.3MB in the end (delta: 119.5MB). Free memory was 76.9MB in the beginning and 213.4MB in the end (delta: -136.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2851.24ms. Allocated memory is still 308.3MB. Free memory was 213.4MB in the beginning and 119.9MB in the end (delta: 93.6MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3281.93ms. Allocated memory was 308.3MB in the beginning and 511.7MB in the end (delta: 203.4MB). Free memory was 119.9MB in the beginning and 360.3MB in the end (delta: -240.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.83ms. Allocated memory is still 511.7MB. Free memory is still 360.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 9511]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 9525. Possible FailurePath: [L6352] static struct he_dev *he_devs ; [L6353] static bool disable64 ; [L6354] static short nvpibits = -1; [L6355] static short nvcibits = -1; [L6356] static short rx_skb_reserve = 16; [L6357] static bool irq_coalesce = 1; [L6358] static bool sdh = 0; [L6359-L6364] static unsigned int readtab[17U] = { 4352U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 512U, 768U, 512U, 768U}; [L6365-L6370] static unsigned int clocktab[17U] = { 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U}; [L6371-L6373] static struct atmdev_ops he_ops = {0, & he_open, & he_close, & he_ioctl, 0, 0, 0, & he_send, 0, & he_phy_put, & he_phy_get, 0, & he_proc_read, & __this_module}; [L9192-L9193] static struct pci_device_id he_pci_tbl[2U] = { {4391U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L9194] struct pci_device_id const __mod_pci_device_table ; [L9195-L9208] static struct pci_driver he_driver = {{0, 0}, "he", (struct pci_device_id const *)(& he_pci_tbl), & he_init_one, & he_remove_one, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}}; [L9230] int LDV_IN_INTERRUPT ; [L9521] int ldv_spin = 0; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=0, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] [L9238] struct atm_vcc *var_group1 ; [L9239] int res_he_open_23 ; [L9240] struct atm_dev *var_group2 ; [L9241] unsigned int var_he_ioctl_26_p1 ; [L9242] void *var_he_ioctl_26_p2 ; [L9243] struct sk_buff *var_group3 ; [L9244] unsigned char var_he_phy_put_27_p1 ; [L9245] unsigned long var_he_phy_put_27_p2 ; [L9246] unsigned long var_he_phy_get_28_p1 ; [L9247] loff_t *var_he_proc_read_29_p1 ; [L9248] char *var_he_proc_read_29_p2 ; [L9249] struct pci_dev *var_group4 ; [L9250] struct pci_device_id const *var_he_init_one_3_p1 ; [L9251] int res_he_init_one_3 ; [L9252] int var_he_irq_handler_21_p0 ; [L9253] void *var_he_irq_handler_21_p1 ; [L9254] int ldv_s_he_ops_atmdev_ops ; [L9255] int ldv_s_he_driver_pci_driver ; [L9256] int tmp ; [L9257] int tmp___0 ; [L9258] int tmp___1 ; [L9259] var_group1 = malloc(sizeof(struct atm_vcc)) [L9260] var_group1->release_cb = &void_one_par_dummy [L9261] var_group1->push = &void_two_par_dummy [L9262] var_group1->pop = &void_two_par_dummy [L9263] var_group1->push_oam = &int_two_par_dummy [L9264] var_group1->send = &int_two_par_dummy [L9266] ldv_s_he_ops_atmdev_ops = 0 [L9267] ldv_s_he_driver_pci_driver = 0 [L9268] LDV_IN_INTERRUPT = 1 [L9269] FCALL ldv_initialize() [L9270] FCALL ldv_handler_precall() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_s_he_driver_pci_driver=0, ldv_s_he_ops_atmdev_ops=0, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, var_group1={-2:0}] [L9271] CALL, EXPR he_init() [L9211] int tmp ; [L9213] CALL, EXPR __pci_register_driver(& he_driver, & __this_module, "he") [L9610] return __VERIFIER_nondet_int(); [L9213] RET, EXPR __pci_register_driver(& he_driver, & __this_module, "he") [L9213] tmp = __pci_register_driver(& he_driver, & __this_module, "he") [L9214] return (tmp); VAL [\result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, tmp=0] [L9271] RET, EXPR he_init() [L9271] tmp = he_init() [L9272] COND FALSE !(tmp != 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_s_he_driver_pci_driver=0, ldv_s_he_ops_atmdev_ops=0, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, tmp=0, var_group1={-2:0}] [L9353] tmp___1 = __VERIFIER_nondet_int() [L9354] COND TRUE (tmp___1 != 0 || ldv_s_he_ops_atmdev_ops != 0) || ldv_s_he_driver_pci_driver != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_s_he_driver_pci_driver=0, ldv_s_he_ops_atmdev_ops=0, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, tmp=0, tmp___1=1, var_group1={-2:0}] [L9278] tmp___0 = __VERIFIER_nondet_int() [L9280] case 0: [L9293] case 1: [L9301] case 2: [L9305] case 3: VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_s_he_driver_pci_driver=0, ldv_s_he_ops_atmdev_ops=0, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, tmp=0, tmp___0=3, tmp___1=1, var_group1={-2:0}] [L9306] FCALL ldv_handler_precall() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_s_he_driver_pci_driver=0, ldv_s_he_ops_atmdev_ops=0, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, tmp=0, tmp___0=3, tmp___1=1, var_group1={-2:0}] [L9307] CALL he_send(var_group1, var_group3) [L8782] unsigned long flags ; [L8783] struct he_dev *he_dev ; [L8784] unsigned int cid ; [L8785] struct he_tpd *tpd ; [L8786] unsigned char *tmp ; [L8787] char *pti_clp ; [L8788] int clp ; [L8789] int pti ; [L8790] dma_addr_t tmp___0 ; [L8792] EXPR vcc->dev [L8792] EXPR (vcc->dev)->dev_data [L8792] he_dev = (struct he_dev *)(vcc->dev)->dev_data [L8793] EXPR vcc->vpi [L8793] EXPR he_dev->vcibits [L8793] EXPR vcc->vci [L8793] cid = (unsigned int )(((int )vcc->vpi << (int )he_dev->vcibits) | vcc->vci) & 8191U [L8794] EXPR skb->len [L8794] skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U) [L8794] EXPR vcc->qos.aal [L8794] EXPR (unsigned int )vcc->qos.aal == 13U && skb->len != 52U [L8794] EXPR skb->len [L8794] EXPR (unsigned int )vcc->qos.aal == 13U && skb->len != 52U VAL [(unsigned int )vcc->qos.aal == 13U && skb->len != 52U=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_dev={4294967303:-4}, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, skb={4294967306:0}, skb={4294967306:0}, skb->len=-4294967244, skb->len=-4294967244, skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U)=0, vcc={-2:0}, vcc={-2:0}, vcc->qos.aal=-243] [L8794] skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U) VAL [(unsigned int )vcc->qos.aal == 13U && skb->len != 52U=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_dev={4294967303:-4}, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, skb={4294967306:0}, skb={4294967306:0}, skb->len=-4294967244, skb->len=-4294967244, skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U)=0, vcc={-2:0}, vcc={-2:0}, vcc->qos.aal=-243] [L8794] COND FALSE !(skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U)) [L8806] CALL, EXPR skb_end_pointer((struct sk_buff const *)skb) [L6080] EXPR skb->head [L6080] EXPR skb->end [L6080] return ((unsigned char *)skb->head + (unsigned long )skb->end); [L8806] RET, EXPR skb_end_pointer((struct sk_buff const *)skb) [L8806] tmp = skb_end_pointer((struct sk_buff const *)skb) [L8807] EXPR ((struct skb_shared_info *)tmp)->nr_frags VAL [((struct skb_shared_info *)tmp)->nr_frags=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_dev={4294967303:-4}, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, skb={4294967306:0}, skb={4294967306:0}, tmp={4294967304:0}, vcc={-2:0}, vcc={-2:0}] [L8807] COND FALSE !((unsigned int )((struct skb_shared_info *)tmp)->nr_frags != 0U) [L8819] CALL ldv_spin_lock() VAL [\old(ldv_spin)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=0, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] [L9558] ldv_spin = 1 VAL [\old(ldv_spin)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=1, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] [L8819] RET ldv_spin_lock() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_dev={4294967303:-4}, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=1, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0, skb={4294967306:0}, skb={4294967306:0}, tmp={4294967304:0}, vcc={-2:0}, vcc={-2:0}] [L8820] CALL __alloc_tpd(he_dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=1, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] [L7794] struct he_tpd *tpd ; [L7795] dma_addr_t mapping ; [L7796] void *tmp ; [L7798] EXPR he_dev->tpd_pool [L7798] CALL ldv_dma_pool_alloc_33(he_dev->tpd_pool, 33U, & mapping) [L9494] CALL ldv_check_alloc_flags(flags) VAL [\old(flags)=33, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=1, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] [L9525] COND FALSE !(ldv_spin == 0 || flags & 32U) VAL [\old(flags)=33, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, flags=33, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=1, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] [L9527] CALL ldv_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=1, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] [L9511] reach_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967307:4294967302}, clocktab={76:0}, disable64=0, he_devs={0:0}, he_driver={79:0}, he_ops={77:0}, he_pci_tbl={78:0}, irq_coalesce=1, LDV_IN_INTERRUPT=1, ldv_spin=1, nvcibits=-1, nvpibits=-1, readtab={75:0}, rx_skb_reserve=16, sdh=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 68 procedures, 1592 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2388 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2293 mSDsluCounter, 7957 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3401 mSDsCounter, 530 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 898 IncrementalHoareTripleChecker+Invalid, 1428 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 530 mSolverCounterUnsat, 4556 mSDtfsCounter, 898 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1668occurred in iteration=2, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 102 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 115 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-21 15:55:16,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 15:55:18,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:55:18,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:55:18,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:55:18,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:55:18,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:55:18,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:55:18,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:55:18,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:55:18,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:55:18,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:55:18,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:55:18,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:55:18,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:55:18,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:55:18,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:55:18,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:55:18,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:55:18,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:55:18,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:55:18,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:55:18,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:55:18,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:55:18,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:55:18,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:55:18,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:55:18,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:55:18,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:55:18,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:55:18,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:55:18,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:55:18,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:55:18,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:55:18,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:55:18,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:55:18,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:55:18,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:55:18,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:55:18,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:55:18,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:55:18,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:55:18,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-21 15:55:18,490 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:55:18,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:55:18,493 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:55:18,494 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:55:18,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:55:18,495 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:55:18,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:55:18,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:55:18,496 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:55:18,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:55:18,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:55:18,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:55:18,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:55:18,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:55:18,497 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 15:55:18,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 15:55:18,498 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 15:55:18,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:55:18,498 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:55:18,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:55:18,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:55:18,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:55:18,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:55:18,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:55:18,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:55:18,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:55:18,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:55:18,500 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 15:55:18,500 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 15:55:18,500 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:55:18,500 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:55:18,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:55:18,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:55:18,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 15:55:18,501 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 [2021-12-21 15:55:18,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:55:18,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:55:18,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:55:18,791 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:55:18,791 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:55:18,792 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2021-12-21 15:55:18,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb6776b8/724adcf373824b76b048cd90d3b52e3b/FLAGd94ae12ae [2021-12-21 15:55:19,452 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:55:19,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2021-12-21 15:55:19,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb6776b8/724adcf373824b76b048cd90d3b52e3b/FLAGd94ae12ae [2021-12-21 15:55:19,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb6776b8/724adcf373824b76b048cd90d3b52e3b [2021-12-21 15:55:19,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:55:19,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:55:19,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:55:19,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:55:19,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:55:19,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:55:19" (1/1) ... [2021-12-21 15:55:19,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af105cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:19, skipping insertion in model container [2021-12-21 15:55:19,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:55:19" (1/1) ... [2021-12-21 15:55:19,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:55:20,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:55:21,506 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2021-12-21 15:55:21,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:55:21,591 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-21 15:55:21,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:55:21,904 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2021-12-21 15:55:21,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:55:21,984 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:55:22,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2021-12-21 15:55:22,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:55:22,382 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:55:22,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22 WrapperNode [2021-12-21 15:55:22,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:55:22,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:55:22,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:55:22,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:55:22,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,626 INFO L137 Inliner]: procedures = 258, calls = 2005, calls flagged for inlining = 120, calls inlined = 91, statements flattened = 4466 [2021-12-21 15:55:22,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:55:22,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:55:22,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:55:22,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:55:22,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:55:22,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:55:22,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:55:22,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:55:22,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:22" (1/1) ... [2021-12-21 15:55:22,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:55:22,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:55:22,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 15:55:22,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 15:55:22,875 INFO L130 BoogieDeclarations]: Found specification of procedure he_remove_one [2021-12-21 15:55:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure he_remove_one [2021-12-21 15:55:22,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-21 15:55:22,875 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-21 15:55:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-21 15:55:22,875 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-12-21 15:55:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-12-21 15:55:22,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-21 15:55:22,876 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-21 15:55:22,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-21 15:55:22,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-21 15:55:22,876 INFO L130 BoogieDeclarations]: Found specification of procedure he_close [2021-12-21 15:55:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure he_close [2021-12-21 15:55:22,876 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2021-12-21 15:55:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2021-12-21 15:55:22,877 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-21 15:55:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-21 15:55:22,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-21 15:55:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-21 15:55:22,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 15:55:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 15:55:22,877 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_get [2021-12-21 15:55:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_get [2021-12-21 15:55:22,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-12-21 15:55:22,878 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-12-21 15:55:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-21 15:55:22,878 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-21 15:55:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_tpd [2021-12-21 15:55:22,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_tpd [2021-12-21 15:55:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure rate_to_atmf [2021-12-21 15:55:22,879 INFO L138 BoogieDeclarations]: Found implementation of procedure rate_to_atmf [2021-12-21 15:55:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 15:55:22,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 15:55:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2021-12-21 15:55:22,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2021-12-21 15:55:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-21 15:55:22,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-21 15:55:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-21 15:55:22,880 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-21 15:55:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-21 15:55:22,880 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-21 15:55:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_put [2021-12-21 15:55:22,881 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_put [2021-12-21 15:55:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 15:55:22,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 15:55:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 15:55:22,881 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 15:55:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-21 15:55:22,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-21 15:55:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 15:55:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 15:55:22,883 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 15:55:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 15:55:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-21 15:55:22,883 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-21 15:55:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-21 15:55:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-21 15:55:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 15:55:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 15:55:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-21 15:55:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-21 15:55:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-21 15:55:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-21 15:55:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-21 15:55:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-21 15:55:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-21 15:55:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure he_readl_internal [2021-12-21 15:55:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure he_readl_internal [2021-12-21 15:55:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 15:55:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-21 15:55:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 15:55:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-21 15:55:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-21 15:55:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-12-21 15:55:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-12-21 15:55:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-21 15:55:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-21 15:55:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-21 15:55:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-21 15:55:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-21 15:55:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 15:55:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 15:55:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-12-21 15:55:22,888 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-12-21 15:55:22,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-21 15:55:22,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-21 15:55:22,888 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-21 15:55:22,889 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-21 15:55:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-12-21 15:55:22,889 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-12-21 15:55:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-21 15:55:22,890 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-21 15:55:22,890 INFO L130 BoogieDeclarations]: Found specification of procedure he_writel_internal [2021-12-21 15:55:22,890 INFO L138 BoogieDeclarations]: Found implementation of procedure he_writel_internal [2021-12-21 15:55:22,890 INFO L130 BoogieDeclarations]: Found specification of procedure he_ioctl [2021-12-21 15:55:22,890 INFO L138 BoogieDeclarations]: Found implementation of procedure he_ioctl [2021-12-21 15:55:22,891 INFO L130 BoogieDeclarations]: Found specification of procedure he_open [2021-12-21 15:55:22,891 INFO L138 BoogieDeclarations]: Found implementation of procedure he_open [2021-12-21 15:55:22,891 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-21 15:55:22,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-21 15:55:22,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-12-21 15:55:22,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-12-21 15:55:22,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-21 15:55:22,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-21 15:55:22,891 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 15:55:22,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 15:55:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-21 15:55:22,892 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-21 15:55:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-21 15:55:22,892 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-21 15:55:22,893 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 15:55:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 15:55:22,895 INFO L130 BoogieDeclarations]: Found specification of procedure he_stop [2021-12-21 15:55:22,895 INFO L138 BoogieDeclarations]: Found implementation of procedure he_stop [2021-12-21 15:55:22,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-21 15:55:22,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-21 15:55:22,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 15:55:22,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 15:55:22,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 15:55:22,897 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-21 15:55:22,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-21 15:55:22,902 INFO L130 BoogieDeclarations]: Found specification of procedure __enqueue_tpd [2021-12-21 15:55:22,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __enqueue_tpd [2021-12-21 15:55:22,902 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-21 15:55:22,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-21 15:55:22,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:55:22,903 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-21 15:55:22,903 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-21 15:55:22,903 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 15:55:22,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 15:55:22,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 15:55:22,903 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-21 15:55:22,903 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-21 15:55:22,903 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 15:55:22,904 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-21 15:55:22,904 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-21 15:55:22,904 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2021-12-21 15:55:22,904 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2021-12-21 15:55:22,904 INFO L130 BoogieDeclarations]: Found specification of procedure read_prom_byte [2021-12-21 15:55:22,904 INFO L138 BoogieDeclarations]: Found implementation of procedure read_prom_byte [2021-12-21 15:55:22,904 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-21 15:55:22,904 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-21 15:55:22,904 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-21 15:55:22,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-21 15:55:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-21 15:55:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-21 15:55:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-21 15:55:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-21 15:55:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-21 15:55:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-21 15:55:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 15:55:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 15:55:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:55:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:55:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-21 15:55:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-21 15:55:23,494 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:55:23,496 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:55:23,867 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: Not a regular bitvector operator with bitvector result: bvshl at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$RegularBitvectorOperation_BitvectorResult.isCommutative(BitvectorUtils.java:505) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.notSimplified(BitvectorUtils.java:296) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.simplify_NonConstantCase(BitvectorUtils.java:291) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.simplifiedResult(BitvectorUtils.java:286) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils.termWithLocalSimplification(BitvectorUtils.java:217) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1490) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translateFunctionApplication(Expression2Term.java:405) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translate(Expression2Term.java:258) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translateToTerms(Expression2Term.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.addSummary(Statements2TransFormula.java:412) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.statementSequence(Statements2TransFormula.java:707) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.util.TransFormulaAdder.addTransitionFormulas(TransFormulaAdder.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:733) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-12-21 15:55:23,871 INFO L158 Benchmark]: Toolchain (without parser) took 3983.07ms. Allocated memory was 67.1MB in the beginning and 274.7MB in the end (delta: 207.6MB). Free memory was 38.7MB in the beginning and 123.2MB in the end (delta: -84.4MB). Peak memory consumption was 121.7MB. Max. memory is 16.1GB. [2021-12-21 15:55:23,872 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:55:23,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2494.36ms. Allocated memory was 67.1MB in the beginning and 274.7MB in the end (delta: 207.6MB). Free memory was 38.6MB in the beginning and 168.8MB in the end (delta: -130.3MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2021-12-21 15:55:23,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.83ms. Allocated memory is still 274.7MB. Free memory was 168.8MB in the beginning and 200.8MB in the end (delta: -31.9MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2021-12-21 15:55:23,874 INFO L158 Benchmark]: Boogie Preprocessor took 169.30ms. Allocated memory is still 274.7MB. Free memory was 200.8MB in the beginning and 172.5MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-21 15:55:23,874 INFO L158 Benchmark]: RCFGBuilder took 1070.77ms. Allocated memory is still 274.7MB. Free memory was 172.5MB in the beginning and 123.2MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-12-21 15:55:23,880 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2494.36ms. Allocated memory was 67.1MB in the beginning and 274.7MB in the end (delta: 207.6MB). Free memory was 38.6MB in the beginning and 168.8MB in the end (delta: -130.3MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.83ms. Allocated memory is still 274.7MB. Free memory was 168.8MB in the beginning and 200.8MB in the end (delta: -31.9MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.30ms. Allocated memory is still 274.7MB. Free memory was 200.8MB in the beginning and 172.5MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1070.77ms. Allocated memory is still 274.7MB. Free memory was 172.5MB in the beginning and 123.2MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: Not a regular bitvector operator with bitvector result: bvshl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: Not a regular bitvector operator with bitvector result: bvshl: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$RegularBitvectorOperation_BitvectorResult.isCommutative(BitvectorUtils.java:505) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-21 15:55:23,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Not a regular bitvector operator with bitvector result: bvshl