./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--dvb-usb--dvb-usb-cxusb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--dvb-usb--dvb-usb-cxusb.ko-entry_point.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 649673d7d500cb3ab1cf0b106ef8e82fbdc70365ad86ae6c084e75ad09c08c87 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-23 00:18:10,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:18:10,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:18:10,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:18:10,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:18:10,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:18:10,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:18:10,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:18:10,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:18:10,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:18:10,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:18:10,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:18:10,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:18:10,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:18:10,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:18:10,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:18:10,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:18:10,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:18:10,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:18:10,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:18:10,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:18:10,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:18:10,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:18:10,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:18:10,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:18:10,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:18:10,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:18:10,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:18:10,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:18:10,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:18:10,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:18:10,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:18:10,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:18:10,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:18:10,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:18:10,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:18:10,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:18:10,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:18:10,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:18:10,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:18:10,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:18:10,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 00:18:10,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:18:10,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:18:10,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 00:18:10,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 00:18:10,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:18:10,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:18:10,460 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 00:18:10,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:18:10,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:18:10,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:18:10,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:18:10,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:18:10,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:18:10,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:18:10,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:18:10,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:18:10,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:18:10,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 00:18:10,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 00:18:10,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 00:18:10,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:18:10,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:18:10,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:18:10,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 00:18:10,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:18:10,464 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 00:18:10,464 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 00:18:10,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:18:10,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 00:18:10,464 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 649673d7d500cb3ab1cf0b106ef8e82fbdc70365ad86ae6c084e75ad09c08c87 [2021-11-23 00:18:10,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:18:10,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:18:10,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:18:10,681 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:18:10,682 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:18:10,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--dvb-usb--dvb-usb-cxusb.ko-entry_point.cil.out.i [2021-11-23 00:18:10,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dde45ab0/d302726fc7a645aeba3972a2b92abd33/FLAG2bd208a25 [2021-11-23 00:18:11,418 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:18:11,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--dvb-usb--dvb-usb-cxusb.ko-entry_point.cil.out.i [2021-11-23 00:18:11,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dde45ab0/d302726fc7a645aeba3972a2b92abd33/FLAG2bd208a25 [2021-11-23 00:18:11,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dde45ab0/d302726fc7a645aeba3972a2b92abd33 [2021-11-23 00:18:11,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:18:11,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:18:11,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:18:11,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:18:11,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:18:11,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:18:11" (1/1) ... [2021-11-23 00:18:11,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c6bd58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:11, skipping insertion in model container [2021-11-23 00:18:11,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:18:11" (1/1) ... [2021-11-23 00:18:11,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:18:11,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:18:13,322 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--dvb-usb--dvb-usb-cxusb.ko-entry_point.cil.out.i[345671,345684] [2021-11-23 00:18:13,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:18:13,538 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:18:13,941 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--dvb-usb--dvb-usb-cxusb.ko-entry_point.cil.out.i[345671,345684] [2021-11-23 00:18:13,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:18:14,165 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:18:14,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14 WrapperNode [2021-11-23 00:18:14,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:18:14,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:18:14,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:18:14,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:18:14,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:14,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:14,750 INFO L137 Inliner]: procedures = 176, calls = 2799, calls flagged for inlining = 478, calls inlined = 1376, statements flattened = 29581 [2021-11-23 00:18:14,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:18:14,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:18:14,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:18:14,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:18:14,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:14,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:14,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:14,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:15,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:15,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:15,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:15,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:18:15,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:18:15,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:18:15,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:18:15,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:18:14" (1/1) ... [2021-11-23 00:18:15,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 00:18:15,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 00:18:15,793 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) [2021-11-23 00:18:15,813 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 [2021-11-23 00:18:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 00:18:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:18:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:18:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:18:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:18:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:18:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 00:18:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:18:15,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:18:16,451 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:18:16,452 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation Killed by 15