./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg --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 cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:26:01,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:26:01,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:26:01,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:26:01,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:26:01,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:26:01,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:26:01,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:26:01,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:26:01,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:26:01,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:26:01,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:26:01,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:26:01,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:26:01,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:26:01,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:26:01,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:26:01,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:26:01,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:26:01,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:26:01,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:26:01,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:26:01,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:26:01,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:26:01,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:26:01,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:26:01,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:26:01,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:26:01,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:26:01,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:26:01,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:26:01,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:26:01,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:26:01,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:26:01,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:26:01,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:26:01,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:26:01,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:26:01,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:26:01,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:26:01,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:26:01,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:26:01,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:26:01,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:26:01,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:26:01,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:26:01,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:26:01,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:26:01,968 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:26:01,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:26:01,969 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:26:01,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:26:01,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:26:01,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:26:01,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:26:01,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:26:01,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:26:01,971 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:26:01,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:26:01,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:26:01,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:26:01,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:26:01,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:26:01,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:26:01,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:26:01,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:26:01,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:26:01,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:26:01,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:26:01,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:26:01,975 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:26:01,975 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:26:01,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:26:01,976 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:26:01,976 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_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-10-28 09:26:02,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:26:02,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:26:02,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:26:02,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:26:02,356 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:26:02,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-10-28 09:26:02,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/data/688ef483c/cf6fb8db841748d4b4ab62d194d81f6d/FLAG6bf5ee6ee [2021-10-28 09:26:03,330 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:26:03,332 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-10-28 09:26:03,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/data/688ef483c/cf6fb8db841748d4b4ab62d194d81f6d/FLAG6bf5ee6ee [2021-10-28 09:26:03,802 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/data/688ef483c/cf6fb8db841748d4b4ab62d194d81f6d [2021-10-28 09:26:03,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:26:03,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:26:03,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:26:03,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:26:03,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:26:03,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:26:03" (1/1) ... [2021-10-28 09:26:03,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763ce262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:03, skipping insertion in model container [2021-10-28 09:26:03,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:26:03" (1/1) ... [2021-10-28 09:26:03,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:26:03,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:26:04,212 WARN L228 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_f6e260cf-3d7b-4815-90da-e7b0b912104d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-10-28 09:26:05,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:26:05,953 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:26:05,971 WARN L228 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_f6e260cf-3d7b-4815-90da-e7b0b912104d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-10-28 09:26:06,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:26:06,344 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:26:06,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06 WrapperNode [2021-10-28 09:26:06,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:26:06,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:26:06,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:26:06,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:26:06,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:26:06,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:26:06,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:26:06,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:26:06,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:26:06,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:26:06,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:26:06,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:26:06,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (1/1) ... [2021-10-28 09:26:06,963 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:26:06,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:06,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:06,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:26:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:26:07,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:26:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 09:26:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 09:26:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:26:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:26:11,871 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:26:11,871 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-28 09:26:11,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:26:11 BoogieIcfgContainer [2021-10-28 09:26:11,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:26:11,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:26:11,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:26:11,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:26:11,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:26:03" (1/3) ... [2021-10-28 09:26:11,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dce140e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:26:11, skipping insertion in model container [2021-10-28 09:26:11,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:06" (2/3) ... [2021-10-28 09:26:11,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dce140e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:26:11, skipping insertion in model container [2021-10-28 09:26:11,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:26:11" (3/3) ... [2021-10-28 09:26:11,889 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw_p.i [2021-10-28 09:26:11,896 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:26:11,897 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 09:26:11,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dce140e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:26:11, skipping insertion in model container [2021-10-28 09:26:11,899 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:26:11,900 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:26:11,900 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:26:11,900 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:26:11,901 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:26:11" (3/3) ... [2021-10-28 09:26:11,905 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:26:11,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-28 09:26:11,968 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-10-28 09:26:11,973 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-28 09:26:11,977 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-28 09:26:11,982 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:26:11,987 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:26:12,296 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:26:12,297 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:26:12,299 INFO L168 Benchmark]: Toolchain (without parser) took 8490.62 ms. Allocated memory was 107.0 MB in the beginning and 211.8 MB in the end (delta: 104.9 MB). Free memory was 65.0 MB in the beginning and 76.8 MB in the end (delta: -11.7 MB). Peak memory consumption was 94.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:12,300 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory is still 86.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:26:12,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2536.13 ms. Allocated memory was 107.0 MB in the beginning and 144.7 MB in the end (delta: 37.7 MB). Free memory was 64.9 MB in the beginning and 65.5 MB in the end (delta: -593.7 kB). Peak memory consumption was 39.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:12,302 INFO L168 Benchmark]: Boogie Procedure Inliner took 333.06 ms. Allocated memory is still 144.7 MB. Free memory was 65.5 MB in the beginning and 103.4 MB in the end (delta: -37.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:12,302 INFO L168 Benchmark]: Boogie Preprocessor took 267.05 ms. Allocated memory is still 144.7 MB. Free memory was 103.4 MB in the beginning and 94.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:12,303 INFO L168 Benchmark]: RCFGBuilder took 4927.04 ms. Allocated memory was 144.7 MB in the beginning and 211.8 MB in the end (delta: 67.1 MB). Free memory was 94.6 MB in the beginning and 108.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 127.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:12,303 INFO L168 Benchmark]: TraceAbstraction took 17.60 ms. Allocated memory is still 211.8 MB. Free memory was 108.6 MB in the beginning and 107.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:12,303 INFO L168 Benchmark]: Witness Printer took 397.15 ms. Allocated memory is still 211.8 MB. Free memory was 107.5 MB in the beginning and 76.8 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:12,307 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory is still 86.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2536.13 ms. Allocated memory was 107.0 MB in the beginning and 144.7 MB in the end (delta: 37.7 MB). Free memory was 64.9 MB in the beginning and 65.5 MB in the end (delta: -593.7 kB). Peak memory consumption was 39.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 333.06 ms. Allocated memory is still 144.7 MB. Free memory was 65.5 MB in the beginning and 103.4 MB in the end (delta: -37.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 267.05 ms. Allocated memory is still 144.7 MB. Free memory was 103.4 MB in the beginning and 94.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4927.04 ms. Allocated memory was 144.7 MB in the beginning and 211.8 MB in the end (delta: 67.1 MB). Free memory was 94.6 MB in the beginning and 108.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 127.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.60 ms. Allocated memory is still 211.8 MB. Free memory was 108.6 MB in the beginning and 107.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 397.15 ms. Allocated memory is still 211.8 MB. Free memory was 107.5 MB in the beginning and 76.8 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * 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! [2021-10-28 09:26:12,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e260cf-3d7b-4815-90da-e7b0b912104d/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...