./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2575629a0892fb5449add5936286efb588d4cc5 ................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:13:16,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:13:16,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:13:16,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:13:16,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:13:16,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:13:16,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:13:16,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:13:16,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:13:16,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:13:16,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:13:16,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:13:16,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:13:16,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:13:16,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:13:16,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:13:16,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:13:16,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:13:16,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:13:16,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:13:16,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:13:16,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:13:16,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:13:16,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:13:16,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:13:16,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:13:16,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:13:16,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:13:16,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:13:16,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:13:16,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:13:16,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:13:16,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:13:16,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:13:16,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:13:16,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:13:16,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:13:16,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:13:16,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:13:16,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:13:16,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:13:16,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:13:16,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:13:16,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:13:16,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:13:16,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:13:16,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:13:16,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:13:16,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:13:16,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:13:16,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:13:16,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:13:16,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:13:16,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:13:16,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:13:16,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:13:16,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:13:16,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:13:16,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:13:16,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:13:16,475 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:13:16,475 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:13:16,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:13:16,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:13:16,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:13:16,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:13:16,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:13:16,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:13:16,476 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:13:16,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:13:16,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:13:16,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-26 02:13:16,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:13:16,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:13:16,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:13:16,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:13:16,666 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:13:16,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-26 02:13:16,714 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/data/65bf2dbf2/f844fee8e344455284c556ac09a3961f/FLAGfe2a7cf89 [2019-11-26 02:13:17,324 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:13:17,324 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-26 02:13:17,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/data/65bf2dbf2/f844fee8e344455284c556ac09a3961f/FLAGfe2a7cf89 [2019-11-26 02:13:17,529 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/data/65bf2dbf2/f844fee8e344455284c556ac09a3961f [2019-11-26 02:13:17,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:13:17,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:13:17,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:13:17,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:13:17,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:13:17,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:13:17" (1/1) ... [2019-11-26 02:13:17,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49266a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:17, skipping insertion in model container [2019-11-26 02:13:17,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:13:17" (1/1) ... [2019-11-26 02:13:17,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:13:17,635 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:13:18,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:13:18,798 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:13:19,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:13:19,494 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:13:19,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19 WrapperNode [2019-11-26 02:13:19,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:13:19,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:13:19,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:13:19,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:13:19,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:13:19,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:13:19,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:13:19,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:13:19,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... [2019-11-26 02:13:19,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:13:19,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:13:19,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:13:19,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:13:19,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:13:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2019-11-26 02:13:19,871 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2019-11-26 02:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-26 02:13:19,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2019-11-26 02:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-26 02:13:19,872 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-26 02:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-26 02:13:19,873 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-26 02:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-26 02:13:19,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2019-11-26 02:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2019-11-26 02:13:19,874 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2019-11-26 02:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-26 02:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2019-11-26 02:13:19,876 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2019-11-26 02:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-26 02:13:19,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-26 02:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2019-11-26 02:13:19,877 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2019-11-26 02:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-11-26 02:13:19,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-11-26 02:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2019-11-26 02:13:19,878 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2019-11-26 02:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:13:19,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2019-11-26 02:13:19,879 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2019-11-26 02:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-26 02:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-11-26 02:13:19,879 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-11-26 02:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-11-26 02:13:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-11-26 02:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-11-26 02:13:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-11-26 02:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-26 02:13:19,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-26 02:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-26 02:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-26 02:13:19,882 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-26 02:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-11-26 02:13:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-11-26 02:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-11-26 02:13:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-11-26 02:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-11-26 02:13:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-11-26 02:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2019-11-26 02:13:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2019-11-26 02:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2019-11-26 02:13:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2019-11-26 02:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2019-11-26 02:13:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2019-11-26 02:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2019-11-26 02:13:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2019-11-26 02:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-26 02:13:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-26 02:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-26 02:13:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-26 02:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-26 02:13:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-26 02:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:13:24,666 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:13:24,666 INFO L284 CfgBuilder]: Removed 78 assume(true) statements. [2019-11-26 02:13:24,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:13:24 BoogieIcfgContainer [2019-11-26 02:13:24,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:13:24,668 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:13:24,668 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:13:24,677 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:13:24,677 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:13:24" (1/1) ... [2019-11-26 02:13:24,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:13:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:13:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 245 states and 346 transitions. [2019-11-26 02:13:24,743 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 346 transitions. [2019-11-26 02:13:24,758 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:13:24,758 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-11-26 02:13:24,768 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-11-26 02:13:24,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,932 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,932 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,932 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,933 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,933 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,933 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,933 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,934 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,934 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,934 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,934 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,934 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,935 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,935 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,935 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,935 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,935 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,936 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,936 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,936 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,936 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,936 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,937 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,937 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,937 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,937 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,937 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:13:24,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:13:24 ImpRootNode [2019-11-26 02:13:24,938 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:13:24,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:13:24,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:13:24,942 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:13:24,943 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:13:24" (3/4) ... [2019-11-26 02:13:24,946 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:13:24,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2019-11-26 02:13:24,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2019-11-26 02:13:24,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2019-11-26 02:13:24,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2019-11-26 02:13:24,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2019-11-26 02:13:24,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2019-11-26 02:13:24,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-11-26 02:13:24,956 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2019-11-26 02:13:24,959 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2019-11-26 02:13:24,959 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-26 02:13:24,959 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2019-11-26 02:13:24,959 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2019-11-26 02:13:24,959 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2019-11-26 02:13:24,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2019-11-26 02:13:24,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2019-11-26 02:13:24,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2019-11-26 02:13:24,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2019-11-26 02:13:24,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2019-11-26 02:13:24,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2019-11-26 02:13:24,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2019-11-26 02:13:24,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2019-11-26 02:13:24,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2019-11-26 02:13:24,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2019-11-26 02:13:24,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-26 02:13:24,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2019-11-26 02:13:24,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-26 02:13:24,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2019-11-26 02:13:24,999 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 178 nodes and edges [2019-11-26 02:13:25,001 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 62 nodes and edges [2019-11-26 02:13:25,003 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2019-11-26 02:13:25,006 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-26 02:13:25,008 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:13:25,010 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:13:25,186 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_31112f90-dea8-4cdf-9489-2ddbacfc1f84/bin/ukojak/witness.graphml [2019-11-26 02:13:25,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:13:25,188 INFO L168 Benchmark]: Toolchain (without parser) took 7655.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 212.3 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -72.3 MB). Peak memory consumption was 140.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:13:25,191 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:13:25,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1961.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.7 MB in the beginning and 932.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 169.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:13:25,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.17 ms. Allocated memory is still 1.2 GB. Free memory was 932.4 MB in the beginning and 927.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:13:25,194 INFO L168 Benchmark]: Boogie Preprocessor took 111.15 ms. Allocated memory is still 1.2 GB. Free memory was 927.0 MB in the beginning and 916.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:13:25,194 INFO L168 Benchmark]: RCFGBuilder took 4872.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.2 MB). Free memory was 916.3 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:13:25,195 INFO L168 Benchmark]: CodeCheck took 270.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:13:25,195 INFO L168 Benchmark]: Witness Printer took 247.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:13:25,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 28 procedures, 249 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 3238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2680]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1798]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1687]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1714]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3485]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1665]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3262]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1464]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2760]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1961.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.7 MB in the beginning and 932.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 169.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 188.17 ms. Allocated memory is still 1.2 GB. Free memory was 932.4 MB in the beginning and 927.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.15 ms. Allocated memory is still 1.2 GB. Free memory was 927.0 MB in the beginning and 916.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4872.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.2 MB). Free memory was 916.3 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. * CodeCheck took 270.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. * Witness Printer took 247.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...