./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_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_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/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 07d0aa4576fe8efeb06bd37503435e5e46934f0e ................................................................................................................................................................................................................................................................................................................................................................................ 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 02:50:02,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:50:02,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:50:02,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:50:02,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:50:02,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:50:02,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:50:02,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:50:02,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:50:02,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:50:02,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:50:02,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:50:02,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:50:02,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:50:02,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:50:02,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:50:02,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:50:02,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:50:02,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:50:02,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:50:02,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:50:02,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:50:02,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:50:02,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:50:02,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:50:02,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:50:02,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:50:02,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:50:02,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:50:02,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:50:02,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:50:02,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:50:02,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:50:02,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:50:02,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:50:02,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:50:02,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:50:02,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:50:02,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:50:02,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:50:02,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:50:02,948 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:50:02,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:50:02,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:50:02,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:50:02,984 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:50:02,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:50:02,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:50:02,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:50:02,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:50:02,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:50:02,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:50:02,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:50:02,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:50:02,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:50:02,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:50:02,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:50:02,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:50:02,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:50:02,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:50:02,988 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:50:02,988 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:50:02,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:50:02,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:50:02,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:50:02,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:50:02,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:50:02,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:50:02,990 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:50:02,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:50:02,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:50:02,991 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_27b0f23c-0244-45b8-bcde-168b7c6bea9a/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 -> 07d0aa4576fe8efeb06bd37503435e5e46934f0e [2019-11-26 02:50:03,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:50:03,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:50:03,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:50:03,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:50:03,176 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:50:03,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-26 02:50:03,234 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/data/0968fc030/c7853d6f22a24b50b8d2ad665aa6cbd8/FLAG5edeed881 [2019-11-26 02:50:03,843 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:50:03,844 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-26 02:50:03,902 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/data/0968fc030/c7853d6f22a24b50b8d2ad665aa6cbd8/FLAG5edeed881 [2019-11-26 02:50:04,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/data/0968fc030/c7853d6f22a24b50b8d2ad665aa6cbd8 [2019-11-26 02:50:04,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:50:04,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:50:04,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:50:04,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:50:04,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:50:04,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:50:04" (1/1) ... [2019-11-26 02:50:04,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca6456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:04, skipping insertion in model container [2019-11-26 02:50:04,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:50:04" (1/1) ... [2019-11-26 02:50:04,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:50:04,146 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:50:05,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:50:05,357 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:50:05,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:50:06,065 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:50:06,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06 WrapperNode [2019-11-26 02:50:06,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:50:06,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:50:06,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:50:06,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:50:06,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:50:06,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:50:06,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:50:06,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:50:06,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... [2019-11-26 02:50:06,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:50:06,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:50:06,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:50:06,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:50:06,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/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 02:50:06,465 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2019-11-26 02:50:06,466 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2019-11-26 02:50:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-26 02:50:06,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2019-11-26 02:50:06,468 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-26 02:50:06,468 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-26 02:50:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:50:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-26 02:50:06,469 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-26 02:50:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-26 02:50:06,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2019-11-26 02:50:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2019-11-26 02:50:06,471 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2019-11-26 02:50:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-26 02:50:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:50:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:50:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2019-11-26 02:50:06,472 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2019-11-26 02:50:06,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:50:06,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-26 02:50:06,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-26 02:50:06,473 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2019-11-26 02:50:06,473 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2019-11-26 02:50:06,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-11-26 02:50:06,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-11-26 02:50:06,474 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2019-11-26 02:50:06,474 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2019-11-26 02:50:06,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:50:06,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:50:06,474 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2019-11-26 02:50:06,475 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2019-11-26 02:50:06,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-26 02:50:06,475 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-11-26 02:50:06,475 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-11-26 02:50:06,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:50:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:50:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-11-26 02:50:06,476 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-11-26 02:50:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-11-26 02:50:06,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-11-26 02:50:06,477 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-26 02:50:06,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-26 02:50:06,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-26 02:50:06,477 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-26 02:50:06,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-26 02:50:06,477 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-11-26 02:50:06,478 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-11-26 02:50:06,478 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-11-26 02:50:06,478 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-11-26 02:50:06,478 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-11-26 02:50:06,479 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-11-26 02:50:06,479 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2019-11-26 02:50:06,479 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2019-11-26 02:50:06,479 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2019-11-26 02:50:06,479 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2019-11-26 02:50:06,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:50:06,480 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2019-11-26 02:50:06,480 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2019-11-26 02:50:06,480 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2019-11-26 02:50:06,481 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2019-11-26 02:50:06,481 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-26 02:50:06,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-26 02:50:06,481 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-26 02:50:06,482 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-26 02:50:06,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-26 02:50:06,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-26 02:50:06,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:50:11,536 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:50:11,536 INFO L284 CfgBuilder]: Removed 78 assume(true) statements. [2019-11-26 02:50:11,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:11 BoogieIcfgContainer [2019-11-26 02:50:11,538 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:50:11,538 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:50:11,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:50:11,548 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:50:11,549 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:11" (1/1) ... [2019-11-26 02:50:11,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:11,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:50:11,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 245 states and 346 transitions. [2019-11-26 02:50:11,603 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 346 transitions. [2019-11-26 02:50:11,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:50:11,620 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-11-26 02:50:11,630 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 02:50:11,818 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,824 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,824 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,824 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,825 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,825 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,826 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,826 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,826 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,826 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,826 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,827 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,827 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,827 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,827 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,828 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,828 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,828 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,828 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,829 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,829 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,829 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:50:11,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:50:11 ImpRootNode [2019-11-26 02:50:11,831 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:50:11,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:50:11,833 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:50:11,833 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:50:11,834 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:11" (3/4) ... [2019-11-26 02:50:11,837 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:50:11,844 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2019-11-26 02:50:11,844 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2019-11-26 02:50:11,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2019-11-26 02:50:11,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2019-11-26 02:50:11,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2019-11-26 02:50:11,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2019-11-26 02:50:11,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-11-26 02:50:11,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2019-11-26 02:50:11,852 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2019-11-26 02:50:11,852 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-26 02:50:11,852 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2019-11-26 02:50:11,852 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2019-11-26 02:50:11,852 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2019-11-26 02:50:11,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2019-11-26 02:50:11,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2019-11-26 02:50:11,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2019-11-26 02:50:11,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2019-11-26 02:50:11,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2019-11-26 02:50:11,853 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2019-11-26 02:50:11,854 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2019-11-26 02:50:11,859 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2019-11-26 02:50:11,859 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2019-11-26 02:50:11,859 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2019-11-26 02:50:11,860 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-26 02:50:11,860 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2019-11-26 02:50:11,860 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-26 02:50:11,860 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2019-11-26 02:50:11,889 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 178 nodes and edges [2019-11-26 02:50:11,892 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 62 nodes and edges [2019-11-26 02:50:11,894 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2019-11-26 02:50:11,896 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-26 02:50:11,898 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:50:11,900 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:50:12,063 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_27b0f23c-0244-45b8-bcde-168b7c6bea9a/bin/ukojak/witness.graphml [2019-11-26 02:50:12,063 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:50:12,065 INFO L168 Benchmark]: Toolchain (without parser) took 8023.46 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 321.9 MB). Free memory was 946.1 MB in the beginning and 1.0 GB in the end (delta: -62.9 MB). Peak memory consumption was 259.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:12,066 INFO L168 Benchmark]: CDTParser took 0.23 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 02:50:12,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2021.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.1 MB in the beginning and 929.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 169.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:12,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.97 ms. Allocated memory is still 1.2 GB. Free memory was 929.7 MB in the beginning and 916.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:12,067 INFO L168 Benchmark]: Boogie Preprocessor took 117.09 ms. Allocated memory is still 1.2 GB. Free memory was 916.1 MB in the beginning and 909.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:12,067 INFO L168 Benchmark]: RCFGBuilder took 5161.89 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 182.5 MB). Free memory was 909.3 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). Peak memory consumption was 209.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:12,068 INFO L168 Benchmark]: CodeCheck took 293.38 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:12,068 INFO L168 Benchmark]: Witness Printer took 231.75 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:12,070 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 0.23 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 2021.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.1 MB in the beginning and 929.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 169.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 190.97 ms. Allocated memory is still 1.2 GB. Free memory was 929.7 MB in the beginning and 916.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 117.09 ms. Allocated memory is still 1.2 GB. Free memory was 916.1 MB in the beginning and 909.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5161.89 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 182.5 MB). Free memory was 909.3 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). Peak memory consumption was 209.6 MB. Max. memory is 11.5 GB. * CodeCheck took 293.38 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * Witness Printer took 231.75 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...