./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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/ddv-machzwd/ddv_machzwd_outl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 08:10:16,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 08:10:16,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 08:10:16,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 08:10:16,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 08:10:16,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 08:10:16,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 08:10:16,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 08:10:16,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 08:10:16,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 08:10:16,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 08:10:16,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 08:10:16,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 08:10:16,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 08:10:16,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 08:10:16,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 08:10:16,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 08:10:16,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 08:10:16,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 08:10:16,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 08:10:16,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 08:10:16,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 08:10:16,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 08:10:16,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 08:10:16,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 08:10:16,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 08:10:16,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 08:10:16,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 08:10:16,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 08:10:16,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 08:10:16,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 08:10:16,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 08:10:16,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 08:10:16,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 08:10:16,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 08:10:16,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 08:10:16,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 08:10:16,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 08:10:16,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 08:10:16,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 08:10:16,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 08:10:16,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 08:10:16,236 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 08:10:16,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 08:10:16,237 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 08:10:16,237 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 08:10:16,238 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 08:10:16,238 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 08:10:16,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 08:10:16,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 08:10:16,239 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 08:10:16,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 08:10:16,240 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 08:10:16,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 08:10:16,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 08:10:16,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 08:10:16,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 08:10:16,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 08:10:16,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 08:10:16,241 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 08:10:16,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 08:10:16,241 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 08:10:16,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 08:10:16,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 08:10:16,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 08:10:16,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 08:10:16,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 08:10:16,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 08:10:16,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 08:10:16,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 08:10:16,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 08:10:16,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 08:10:16,243 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 08:10:16,243 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 08:10:16,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 08:10:16,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 08:10:16,244 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-12-17 08:10:16,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 08:10:16,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 08:10:16,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 08:10:16,464 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 08:10:16,479 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 08:10:16,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-12-17 08:10:16,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a929c913/3a2c0801cbaa4339883a8240cfdbf460/FLAG87e88359c [2021-12-17 08:10:17,013 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 08:10:17,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-12-17 08:10:17,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a929c913/3a2c0801cbaa4339883a8240cfdbf460/FLAG87e88359c [2021-12-17 08:10:17,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a929c913/3a2c0801cbaa4339883a8240cfdbf460 [2021-12-17 08:10:17,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 08:10:17,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 08:10:17,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 08:10:17,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 08:10:17,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 08:10:17,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 08:10:17" (1/1) ... [2021-12-17 08:10:17,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42b54c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:17, skipping insertion in model container [2021-12-17 08:10:17,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 08:10:17" (1/1) ... [2021-12-17 08:10:17,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 08:10:17,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 08:10:17,763 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/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-12-17 08:10:18,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 08:10:18,316 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 08:10:18,323 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/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-12-17 08:10:18,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 08:10:18,567 INFO L208 MainTranslator]: Completed translation [2021-12-17 08:10:18,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18 WrapperNode [2021-12-17 08:10:18,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 08:10:18,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 08:10:18,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 08:10:18,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 08:10:18,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,677 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2021-12-17 08:10:18,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 08:10:18,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 08:10:18,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 08:10:18,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 08:10:18,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 08:10:18,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 08:10:18,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 08:10:18,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 08:10:18,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (1/1) ... [2021-12-17 08:10:18,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 08:10:18,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 08:10:18,808 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) [2021-12-17 08:10:18,813 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 [2021-12-17 08:10:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-12-17 08:10:18,839 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-12-17 08:10:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-17 08:10:18,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-12-17 08:10:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-17 08:10:18,839 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-17 08:10:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 08:10:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-17 08:10:18,839 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-17 08:10:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-17 08:10:18,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-12-17 08:10:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-12-17 08:10:18,840 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-12-17 08:10:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-17 08:10:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-17 08:10:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-17 08:10:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-12-17 08:10:18,840 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-12-17 08:10:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 08:10:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-17 08:10:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-17 08:10:18,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-17 08:10:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-12-17 08:10:18,841 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-12-17 08:10:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-17 08:10:18,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-17 08:10:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-12-17 08:10:18,842 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-12-17 08:10:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 08:10:18,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 08:10:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-12-17 08:10:18,842 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-12-17 08:10:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-17 08:10:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-17 08:10:18,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-17 08:10:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-17 08:10:18,843 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-17 08:10:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 08:10:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-17 08:10:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-17 08:10:18,843 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-17 08:10:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-12-17 08:10:18,844 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-12-17 08:10:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-17 08:10:18,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-17 08:10:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-17 08:10:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-12-17 08:10:18,844 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-12-17 08:10:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-12-17 08:10:18,844 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-12-17 08:10:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-17 08:10:18,845 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-17 08:10:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-12-17 08:10:18,845 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-12-17 08:10:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-12-17 08:10:18,845 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-12-17 08:10:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-12-17 08:10:18,846 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-12-17 08:10:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 08:10:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-12-17 08:10:18,846 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-12-17 08:10:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-12-17 08:10:18,846 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-12-17 08:10:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-17 08:10:18,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-17 08:10:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-17 08:10:18,847 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-17 08:10:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-17 08:10:18,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-17 08:10:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 08:10:19,161 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 08:10:19,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 08:10:20,277 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 08:10:20,283 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 08:10:20,283 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-17 08:10:20,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 08:10:20 BoogieIcfgContainer [2021-12-17 08:10:20,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 08:10:20,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 08:10:20,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 08:10:20,288 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 08:10:20,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 08:10:17" (1/3) ... [2021-12-17 08:10:20,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4be4475c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 08:10:20, skipping insertion in model container [2021-12-17 08:10:20,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:10:18" (2/3) ... [2021-12-17 08:10:20,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4be4475c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 08:10:20, skipping insertion in model container [2021-12-17 08:10:20,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 08:10:20" (3/3) ... [2021-12-17 08:10:20,291 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl.i [2021-12-17 08:10:20,294 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 08:10:20,294 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-12-17 08:10:20,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4be4475c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 08:10:20, skipping insertion in model container [2021-12-17 08:10:20,295 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 08:10:20,296 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 08:10:20,296 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 08:10:20,296 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 08:10:20,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 08:10:20" (3/3) ... [2021-12-17 08:10:20,298 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 08:10:20,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2021-12-17 08:10:20,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2021-12-17 08:10:20,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2021-12-17 08:10:20,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2021-12-17 08:10:20,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2021-12-17 08:10:20,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2021-12-17 08:10:20,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-12-17 08:10:20,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2021-12-17 08:10:20,305 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-17 08:10:20,306 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2021-12-17 08:10:20,306 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2021-12-17 08:10:20,306 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-12-17 08:10:20,306 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2021-12-17 08:10:20,306 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2021-12-17 08:10:20,306 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2021-12-17 08:10:20,306 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2021-12-17 08:10:20,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2021-12-17 08:10:20,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-17 08:10:20,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2021-12-17 08:10:20,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-17 08:10:20,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2021-12-17 08:10:20,318 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2021-12-17 08:10:20,319 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2021-12-17 08:10:20,320 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-12-17 08:10:20,321 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-12-17 08:10:20,322 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-17 08:10:20,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 08:10:20,414 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 08:10:20,414 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 08:10:20,415 INFO L158 Benchmark]: Toolchain (without parser) took 2863.92ms. Allocated memory was 98.6MB in the beginning and 197.1MB in the end (delta: 98.6MB). Free memory was 63.4MB in the beginning and 119.3MB in the end (delta: -55.9MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2021-12-17 08:10:20,416 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 08:10:20,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1014.86ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 63.2MB in the beginning and 71.6MB in the end (delta: -8.5MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2021-12-17 08:10:20,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.99ms. Allocated memory is still 119.5MB. Free memory was 71.4MB in the beginning and 62.4MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 08:10:20,417 INFO L158 Benchmark]: Boogie Preprocessor took 76.39ms. Allocated memory is still 119.5MB. Free memory was 62.4MB in the beginning and 55.5MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 08:10:20,417 INFO L158 Benchmark]: RCFGBuilder took 1525.52ms. Allocated memory was 119.5MB in the beginning and 197.1MB in the end (delta: 77.6MB). Free memory was 55.5MB in the beginning and 145.8MB in the end (delta: -90.3MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2021-12-17 08:10:20,417 INFO L158 Benchmark]: TraceAbstraction took 9.12ms. Allocated memory is still 197.1MB. Free memory was 145.8MB in the beginning and 144.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 08:10:20,417 INFO L158 Benchmark]: Witness Printer took 118.57ms. Allocated memory is still 197.1MB. Free memory was 144.7MB in the beginning and 119.3MB in the end (delta: 25.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-17 08:10:20,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1014.86ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 63.2MB in the beginning and 71.6MB in the end (delta: -8.5MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.99ms. Allocated memory is still 119.5MB. Free memory was 71.4MB in the beginning and 62.4MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.39ms. Allocated memory is still 119.5MB. Free memory was 62.4MB in the beginning and 55.5MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1525.52ms. Allocated memory was 119.5MB in the beginning and 197.1MB in the end (delta: 77.6MB). Free memory was 55.5MB in the beginning and 145.8MB in the end (delta: -90.3MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. * TraceAbstraction took 9.12ms. Allocated memory is still 197.1MB. Free memory was 145.8MB in the beginning and 144.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 118.57ms. Allocated memory is still 197.1MB. Free memory was 144.7MB in the beginning and 119.3MB in the end (delta: 25.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-12-17 08:10:20,464 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 Writing output log to file Ultimate.log Result: TRUE