./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:58:00,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:58:00,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:58:00,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:58:00,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:58:00,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:58:00,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:58:00,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:58:00,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:58:00,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:58:00,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:58:00,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:58:00,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:58:00,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:58:00,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:58:00,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:58:00,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:58:00,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:58:00,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:58:00,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:58:00,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:58:00,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:58:00,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:58:00,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:58:00,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:58:00,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:58:00,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:58:00,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:58:00,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:58:00,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:58:00,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:58:00,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:58:00,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:58:00,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:58:00,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:58:00,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:58:00,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:58:00,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:58:00,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:58:00,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:58:00,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:58:00,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 13:58:00,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:58:00,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:58:00,806 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:58:00,807 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:58:00,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:58:00,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:58:00,817 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:58:00,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:58:00,817 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:58:00,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:58:00,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:58:00,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:58:00,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:58:00,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:58:00,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:58:00,820 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:58:00,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:58:00,821 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:58:00,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:58:00,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:58:00,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:58:00,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:58:00,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:58:00,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:58:00,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:58:00,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:58:00,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:58:00,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:58:00,824 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:58:00,826 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:58:00,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:58:00,827 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:58:00,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-11-23 13:58:01,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:58:01,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:58:01,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:58:01,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:58:01,224 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:58:01,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-23 13:58:01,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/data/bfe60c902/f646f9c93f704b2c9c03a0ee0c5ec16d/FLAG7757dd30a [2021-11-23 13:58:02,069 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:58:02,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-23 13:58:02,132 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/data/bfe60c902/f646f9c93f704b2c9c03a0ee0c5ec16d/FLAG7757dd30a [2021-11-23 13:58:02,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/data/bfe60c902/f646f9c93f704b2c9c03a0ee0c5ec16d [2021-11-23 13:58:02,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:58:02,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:58:02,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:58:02,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:58:02,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:58:02,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:58:02" (1/1) ... [2021-11-23 13:58:02,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b649b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:02, skipping insertion in model container [2021-11-23 13:58:02,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:58:02" (1/1) ... [2021-11-23 13:58:02,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:58:02,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:58:02,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-23 13:58:04,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:58:04,233 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:58:04,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-23 13:58:04,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:58:04,708 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:58:04,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04 WrapperNode [2021-11-23 13:58:04,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:58:04,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:58:04,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:58:04,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:58:04,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:04,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:04,953 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-23 13:58:04,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:58:04,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:58:04,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:58:04,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:58:04,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:04,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:04,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:04,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:05,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:05,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:05,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:05,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:58:05,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:58:05,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:58:05,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:58:05,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (1/1) ... [2021-11-23 13:58:05,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:58:05,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:58:05,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:58:05,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:58:05,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 13:58:05,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 13:58:05,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 13:58:05,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 13:58:05,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:58:05,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 13:58:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:58:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:58:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 13:58:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 13:58:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 13:58:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 13:58:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 13:58:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:58:05,680 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:58:05,682 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:58:08,443 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:58:08,467 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:58:08,468 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 13:58:08,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:58:08 BoogieIcfgContainer [2021-11-23 13:58:08,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:58:08,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:58:08,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:58:08,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:58:08,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:58:02" (1/3) ... [2021-11-23 13:58:08,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51e84c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:58:08, skipping insertion in model container [2021-11-23 13:58:08,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:58:04" (2/3) ... [2021-11-23 13:58:08,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51e84c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:58:08, skipping insertion in model container [2021-11-23 13:58:08,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:58:08" (3/3) ... [2021-11-23 13:58:08,483 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl.i [2021-11-23 13:58:08,491 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:58:08,491 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-23 13:58:08,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51e84c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:58:08, skipping insertion in model container [2021-11-23 13:58:08,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 13:58:08,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:58:08,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:58:08,495 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:58:08,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:58:08" (3/3) ... [2021-11-23 13:58:08,507 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 13:58:08,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 382 nodes and edges [2021-11-23 13:58:08,562 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2021-11-23 13:58:08,567 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2021-11-23 13:58:08,572 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-23 13:58:08,577 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 13:58:08,582 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:58:08,888 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 13:58:08,889 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:58:08,891 INFO L158 Benchmark]: Toolchain (without parser) took 6701.69ms. Allocated memory was 96.5MB in the beginning and 167.8MB in the end (delta: 71.3MB). Free memory was 56.9MB in the beginning and 115.2MB in the end (delta: -58.3MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2021-11-23 13:58:08,892 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:58:08,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2519.38ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 56.6MB in the beginning and 82.9MB in the end (delta: -26.2MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2021-11-23 13:58:08,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 243.55ms. Allocated memory is still 119.5MB. Free memory was 82.9MB in the beginning and 69.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 13:58:08,896 INFO L158 Benchmark]: Boogie Preprocessor took 157.51ms. Allocated memory is still 119.5MB. Free memory was 69.8MB in the beginning and 61.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 13:58:08,896 INFO L158 Benchmark]: RCFGBuilder took 3358.83ms. Allocated memory was 119.5MB in the beginning and 167.8MB in the end (delta: 48.2MB). Free memory was 61.3MB in the beginning and 80.7MB in the end (delta: -19.5MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2021-11-23 13:58:08,897 INFO L158 Benchmark]: TraceAbstraction took 19.08ms. Allocated memory is still 167.8MB. Free memory was 80.7MB in the beginning and 79.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:58:08,897 INFO L158 Benchmark]: Witness Printer took 394.20ms. Allocated memory is still 167.8MB. Free memory was 79.7MB in the beginning and 115.2MB in the end (delta: -35.5MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-23 13:58:08,900 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2519.38ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 56.6MB in the beginning and 82.9MB in the end (delta: -26.2MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 243.55ms. Allocated memory is still 119.5MB. Free memory was 82.9MB in the beginning and 69.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.51ms. Allocated memory is still 119.5MB. Free memory was 69.8MB in the beginning and 61.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3358.83ms. Allocated memory was 119.5MB in the beginning and 167.8MB in the end (delta: 48.2MB). Free memory was 61.3MB in the beginning and 80.7MB in the end (delta: -19.5MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * TraceAbstraction took 19.08ms. Allocated memory is still 167.8MB. Free memory was 80.7MB in the beginning and 79.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 394.20ms. Allocated memory is still 167.8MB. Free memory was 79.7MB in the beginning and 115.2MB in the end (delta: -35.5MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-23 13:58:08,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e9631e-3028-43f5-a810-bee95fb275d0/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE