./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/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-cad4683 [2019-10-22 10:17:05,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:17:05,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:17:05,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:17:05,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:17:05,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:17:05,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:17:05,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:17:05,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:17:05,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:17:05,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:17:05,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:17:05,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:17:05,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:17:05,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:17:05,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:17:05,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:17:05,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:17:05,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:17:05,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:17:05,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:17:05,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:17:05,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:17:05,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:17:05,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:17:05,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:17:05,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:17:05,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:17:05,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:17:05,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:17:05,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:17:05,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:17:05,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:17:05,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:17:05,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:17:05,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:17:05,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:17:05,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:17:05,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:17:05,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:17:05,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:17:05,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:17:05,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:17:05,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:17:05,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:17:05,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:17:05,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:17:05,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:17:05,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:17:05,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:17:05,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:17:05,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:17:05,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:17:05,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:17:05,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:17:05,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:17:05,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:17:05,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:17:05,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:17:05,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:17:05,975 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:17:05,975 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:17:05,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:17:05,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:17:05,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:17:05,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:17:05,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:17:05,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:17:05,976 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:17:05,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:17:05,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:17:05,977 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/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/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 [2019-10-22 10:17:06,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:17:06,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:17:06,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:17:06,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:17:06,037 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:17:06,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-10-22 10:17:06,085 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/data/909339fe9/438f63b7218e420c8af1c568b70477d0/FLAGb7088cc06 [2019-10-22 10:17:06,722 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:17:06,725 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-10-22 10:17:06,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/data/909339fe9/438f63b7218e420c8af1c568b70477d0/FLAGb7088cc06 [2019-10-22 10:17:07,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/data/909339fe9/438f63b7218e420c8af1c568b70477d0 [2019-10-22 10:17:07,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:17:07,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:17:07,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:07,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:17:07,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:17:07,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:07" (1/1) ... [2019-10-22 10:17:07,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8c08a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:07, skipping insertion in model container [2019-10-22 10:17:07,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:07" (1/1) ... [2019-10-22 10:17:07,081 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:17:07,160 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:17:08,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:08,517 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:17:08,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:09,054 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:17:09,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09 WrapperNode [2019-10-22 10:17:09,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:09,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:09,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:17:09,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:17:09,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:09,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:17:09,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:17:09,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:17:09,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... [2019-10-22 10:17:09,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:17:09,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:17:09,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:17:09,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:17:09,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/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 [2019-10-22 10:17:09,346 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2019-10-22 10:17:09,347 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2019-10-22 10:17:09,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-10-22 10:17:09,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2019-10-22 10:17:09,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-22 10:17:09,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-22 10:17:09,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:17:09,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-22 10:17:09,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-22 10:17:09,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-10-22 10:17:09,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2019-10-22 10:17:09,349 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2019-10-22 10:17:09,349 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2019-10-22 10:17:09,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 10:17:09,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:17:09,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 10:17:09,350 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2019-10-22 10:17:09,350 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2019-10-22 10:17:09,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 10:17:09,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 10:17:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 10:17:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2019-10-22 10:17:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2019-10-22 10:17:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-22 10:17:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-22 10:17:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2019-10-22 10:17:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2019-10-22 10:17:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:17:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:17:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2019-10-22 10:17:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2019-10-22 10:17:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 10:17:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-22 10:17:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-22 10:17:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:17:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 10:17:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-22 10:17:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-22 10:17:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-10-22 10:17:09,355 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-10-22 10:17:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-22 10:17:09,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-22 10:17:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 10:17:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-22 10:17:09,355 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-22 10:17:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-10-22 10:17:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-10-22 10:17:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-22 10:17:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-22 10:17:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-10-22 10:17:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-10-22 10:17:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2019-10-22 10:17:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2019-10-22 10:17:09,357 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2019-10-22 10:17:09,357 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2019-10-22 10:17:09,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:17:09,357 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2019-10-22 10:17:09,357 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2019-10-22 10:17:09,357 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2019-10-22 10:17:09,357 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2019-10-22 10:17:09,357 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-10-22 10:17:09,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-10-22 10:17:09,358 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-22 10:17:09,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-22 10:17:09,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-22 10:17:09,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-22 10:17:09,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:17:14,382 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:17:14,382 INFO L284 CfgBuilder]: Removed 78 assume(true) statements. [2019-10-22 10:17:14,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:14 BoogieIcfgContainer [2019-10-22 10:17:14,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:17:14,384 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:17:14,384 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:17:14,396 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:17:14,397 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:14" (1/1) ... [2019-10-22 10:17:14,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:17:14,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 245 states and 346 transitions. [2019-10-22 10:17:14,460 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 346 transitions. [2019-10-22 10:17:14,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:17:14,473 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-10-22 10:17:14,486 INFO L771 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-10-22 10:17:14,624 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,629 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,630 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,630 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,630 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,630 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,630 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,631 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,631 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,631 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,631 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,631 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,631 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,631 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,632 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,632 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,632 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,633 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,633 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,633 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,633 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,634 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,634 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,634 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,634 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,634 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,635 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,635 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:14,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:17:14 ImpRootNode [2019-10-22 10:17:14,636 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:17:14,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:17:14,637 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:17:14,637 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:17:14,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:14" (3/4) ... [2019-10-22 10:17:14,642 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:17:14,650 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2019-10-22 10:17:14,651 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2019-10-22 10:17:14,651 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2019-10-22 10:17:14,651 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2019-10-22 10:17:14,651 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2019-10-22 10:17:14,651 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2019-10-22 10:17:14,652 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-10-22 10:17:14,652 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2019-10-22 10:17:14,653 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2019-10-22 10:17:14,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2019-10-22 10:17:14,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2019-10-22 10:17:14,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2019-10-22 10:17:14,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2019-10-22 10:17:14,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2019-10-22 10:17:14,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2019-10-22 10:17:14,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2019-10-22 10:17:14,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-10-22 10:17:14,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2019-10-22 10:17:14,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-22 10:17:14,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2019-10-22 10:17:14,682 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 182 nodes and edges [2019-10-22 10:17:14,685 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-10-22 10:17:14,686 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2019-10-22 10:17:14,688 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-10-22 10:17:14,689 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:17:14,876 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ca5f2209-2553-4abf-a84d-416c564e4983/bin/ukojak/witness.graphml [2019-10-22 10:17:14,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:17:14,879 INFO L168 Benchmark]: Toolchain (without parser) took 7814.98 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 294.1 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 110.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:14,882 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:17:14,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1987.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 939.1 MB in the beginning and 901.6 MB in the end (delta: 37.4 MB). Peak memory consumption was 171.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:14,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.02 ms. Allocated memory is still 1.1 GB. Free memory was 901.6 MB in the beginning and 892.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:14,883 INFO L168 Benchmark]: Boogie Preprocessor took 98.35 ms. Allocated memory is still 1.1 GB. Free memory was 892.9 MB in the beginning and 885.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:14,884 INFO L168 Benchmark]: RCFGBuilder took 5103.94 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 173.5 MB). Free memory was 885.9 MB in the beginning and 1.2 GB in the end (delta: -304.9 MB). Peak memory consumption was 224.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:14,884 INFO L168 Benchmark]: CodeCheck took 251.94 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:14,884 INFO L168 Benchmark]: Witness Printer took 240.06 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:14,886 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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1987.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 939.1 MB in the beginning and 901.6 MB in the end (delta: 37.4 MB). Peak memory consumption was 171.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 126.02 ms. Allocated memory is still 1.1 GB. Free memory was 901.6 MB in the beginning and 892.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.35 ms. Allocated memory is still 1.1 GB. Free memory was 892.9 MB in the beginning and 885.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5103.94 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 173.5 MB). Free memory was 885.9 MB in the beginning and 1.2 GB in the end (delta: -304.9 MB). Peak memory consumption was 224.0 MB. Max. memory is 11.5 GB. * CodeCheck took 251.94 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. * Witness Printer took 240.06 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...