./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.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_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD --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 6e9935ba6b05a3c7e4f0c65d8e33bc471835cb8eb350ac893c3dd9a00ab8c4f5 ...................................................................................................................................................................................................................... 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 22:50:40,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:50:40,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:50:40,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:50:40,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:50:40,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:50:40,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:50:40,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:50:40,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:50:40,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:50:40,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:50:40,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:50:40,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:50:40,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:50:40,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:50:40,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:50:40,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:50:40,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:50:40,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:50:40,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:50:40,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:50:40,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:50:40,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:50:40,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:50:40,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:50:40,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:50:40,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:50:40,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:50:40,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:50:40,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:50:40,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:50:40,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:50:40,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:50:40,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:50:40,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:50:40,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:50:40,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:50:40,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:50:40,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:50:40,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:50:40,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:50:40,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:50:40,926 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:50:40,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:50:40,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:50:40,927 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:50:40,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:50:40,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:50:40,928 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:50:40,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:50:40,929 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:50:40,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:50:40,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:50:40,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:50:40,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:50:40,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:50:40,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:50:40,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:50:40,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:50:40,931 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:50:40,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:50:40,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:50:40,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:50:40,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:50:40,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:40,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:50:40,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:50:40,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:50:40,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:50:40,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:50:40,933 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:50:40,933 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:50:40,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:50:40,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:50:40,934 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_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e9935ba6b05a3c7e4f0c65d8e33bc471835cb8eb350ac893c3dd9a00ab8c4f5 [2021-10-28 22:50:41,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:50:41,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:50:41,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:50:41,240 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:50:41,242 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:50:41,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-10-28 22:50:41,323 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/data/7ce3c477b/4da93d831699423cb10d4ea9ff501bcd/FLAG409bd1281 [2021-10-28 22:50:42,103 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:50:42,104 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-10-28 22:50:42,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/data/7ce3c477b/4da93d831699423cb10d4ea9ff501bcd/FLAG409bd1281 [2021-10-28 22:50:42,206 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/data/7ce3c477b/4da93d831699423cb10d4ea9ff501bcd [2021-10-28 22:50:42,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:50:42,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:50:42,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:42,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:50:42,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:50:42,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:42" (1/1) ... [2021-10-28 22:50:42,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5420948c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:42, skipping insertion in model container [2021-10-28 22:50:42,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:42" (1/1) ... [2021-10-28 22:50:42,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:50:42,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:50:42,584 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_0819a1ac-39fd-4aae-a05f-4f053ae66921/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-10-28 22:50:43,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:43,788 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:50:43,803 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_0819a1ac-39fd-4aae-a05f-4f053ae66921/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-10-28 22:50:44,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:44,230 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:50:44,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44 WrapperNode [2021-10-28 22:50:44,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:44,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:44,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:50:44,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:50:44,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:44,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:50:44,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:50:44,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:50:44,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:50:44,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:50:44,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:50:44,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:50:44,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (1/1) ... [2021-10-28 22:50:44,566 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:44,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:50:44,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:50:44,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:50:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 22:50:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-28 22:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 22:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 22:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 22:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:50:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 22:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 22:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 22:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 22:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:50:48,230 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:50:48,230 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-28 22:50:48,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:48 BoogieIcfgContainer [2021-10-28 22:50:48,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:50:48,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:50:48,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:50:48,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:50:48,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:50:42" (1/3) ... [2021-10-28 22:50:48,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f85832b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:48, skipping insertion in model container [2021-10-28 22:50:48,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:44" (2/3) ... [2021-10-28 22:50:48,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f85832b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:48, skipping insertion in model container [2021-10-28 22:50:48,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:48" (3/3) ... [2021-10-28 22:50:48,245 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl.i [2021-10-28 22:50:48,251 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:50:48,251 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 22:50:48,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f85832b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:50:48, skipping insertion in model container [2021-10-28 22:50:48,253 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:50:48,254 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:50:48,254 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:50:48,254 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:50:48,254 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:48" (3/3) ... [2021-10-28 22:50:48,257 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:50:48,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-28 22:50:48,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-10-28 22:50:48,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-28 22:50:48,314 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-28 22:50:48,317 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 22:50:48,321 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:50:48,571 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:50:48,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:50:48,573 INFO L168 Benchmark]: Toolchain (without parser) took 6361.60 ms. Allocated memory was 96.5 MB in the beginning and 218.1 MB in the end (delta: 121.6 MB). Free memory was 51.4 MB in the beginning and 57.7 MB in the end (delta: -6.3 MB). Peak memory consumption was 114.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:48,573 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 72.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:50:48,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2019.25 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 51.2 MB in the beginning and 85.5 MB in the end (delta: -34.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:48,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.73 ms. Allocated memory is still 123.7 MB. Free memory was 85.5 MB in the beginning and 72.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:48,575 INFO L168 Benchmark]: Boogie Preprocessor took 107.44 ms. Allocated memory is still 123.7 MB. Free memory was 72.1 MB in the beginning and 63.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:48,576 INFO L168 Benchmark]: RCFGBuilder took 3676.23 ms. Allocated memory was 123.7 MB in the beginning and 218.1 MB in the end (delta: 94.4 MB). Free memory was 63.1 MB in the beginning and 90.2 MB in the end (delta: -27.1 MB). Peak memory consumption was 97.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:48,576 INFO L168 Benchmark]: TraceAbstraction took 15.94 ms. Allocated memory is still 218.1 MB. Free memory was 90.2 MB in the beginning and 89.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:50:48,576 INFO L168 Benchmark]: Witness Printer took 317.37 ms. Allocated memory is still 218.1 MB. Free memory was 89.1 MB in the beginning and 57.7 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:48,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 72.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2019.25 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 51.2 MB in the beginning and 85.5 MB in the end (delta: -34.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 216.73 ms. Allocated memory is still 123.7 MB. Free memory was 85.5 MB in the beginning and 72.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 107.44 ms. Allocated memory is still 123.7 MB. Free memory was 72.1 MB in the beginning and 63.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3676.23 ms. Allocated memory was 123.7 MB in the beginning and 218.1 MB in the end (delta: 94.4 MB). Free memory was 63.1 MB in the beginning and 90.2 MB in the end (delta: -27.1 MB). Peak memory consumption was 97.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15.94 ms. Allocated memory is still 218.1 MB. Free memory was 90.2 MB in the beginning and 89.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 317.37 ms. Allocated memory is still 218.1 MB. Free memory was 89.1 MB in the beginning and 57.7 MB in the end (delta: 31.5 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 22:50:48,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0819a1ac-39fd-4aae-a05f-4f053ae66921/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...