./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/cast_float_union.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_union.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be --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 55b9d9290c420f95de26dff76c863307d47554289ec4aaa25ec1eca65c9285ac ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:13:55,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:13:55,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:13:55,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:13:55,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:13:55,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:13:55,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:13:55,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:13:55,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:13:55,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:13:55,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:13:55,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:13:55,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:13:55,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:13:55,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:13:55,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:13:55,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:13:55,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:13:55,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:13:55,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:13:55,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:13:55,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:13:55,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:13:55,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:13:55,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:13:55,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:13:55,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:13:55,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:13:55,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:13:55,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:13:55,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:13:55,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:13:55,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:13:55,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:13:55,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:13:55,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:13:55,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:13:55,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:13:55,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:13:55,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:13:55,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:13:55,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:13:55,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:13:55,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:13:55,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:13:55,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:13:55,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:13:55,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:13:55,800 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:13:55,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:13:55,801 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:13:55,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:13:55,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:13:55,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:13:55,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:13:55,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:13:55,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:13:55,803 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:13:55,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:13:55,803 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:13:55,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:13:55,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:13:55,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:13:55,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:13:55,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:13:55,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:13:55,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:13:55,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:13:55,806 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:13:55,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:13:55,806 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:13:55,806 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:13:55,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:13:55,807 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:13:55,807 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_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55b9d9290c420f95de26dff76c863307d47554289ec4aaa25ec1eca65c9285ac [2021-10-21 20:13:56,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:13:56,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:13:56,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:13:56,152 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:13:56,153 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:13:56,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/float-benchs/cast_float_union.c [2021-10-21 20:13:56,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/data/b87d7e791/68ca3ed6ec8244deb16c34bd723c1c32/FLAG419aaa9b4 [2021-10-21 20:13:56,730 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:13:56,731 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/sv-benchmarks/c/float-benchs/cast_float_union.c [2021-10-21 20:13:56,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/data/b87d7e791/68ca3ed6ec8244deb16c34bd723c1c32/FLAG419aaa9b4 [2021-10-21 20:13:57,082 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/data/b87d7e791/68ca3ed6ec8244deb16c34bd723c1c32 [2021-10-21 20:13:57,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:13:57,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:13:57,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:13:57,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:13:57,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:13:57,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff0f9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57, skipping insertion in model container [2021-10-21 20:13:57,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:13:57,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:13:57,296 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_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/sv-benchmarks/c/float-benchs/cast_float_union.c[593,606] [2021-10-21 20:13:57,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:13:57,329 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:13:57,342 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_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/sv-benchmarks/c/float-benchs/cast_float_union.c[593,606] [2021-10-21 20:13:57,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:13:57,369 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:13:57,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57 WrapperNode [2021-10-21 20:13:57,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:13:57,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:13:57,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:13:57,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:13:57,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:13:57,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:13:57,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:13:57,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:13:57,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:13:57,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:13:57,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:13:57,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:13:57,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (1/1) ... [2021-10-21 20:13:57,457 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:13:57,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:13:57,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:13:57,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:13:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:13:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:13:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-21 20:13:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 20:13:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-21 20:13:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:13:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:13:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 20:13:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 20:13:57,867 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:13:57,867 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-21 20:13:57,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:13:57 BoogieIcfgContainer [2021-10-21 20:13:57,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:13:57,872 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:13:57,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:13:57,877 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:13:57,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:13:57" (1/3) ... [2021-10-21 20:13:57,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a505301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:13:57, skipping insertion in model container [2021-10-21 20:13:57,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:13:57" (2/3) ... [2021-10-21 20:13:57,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a505301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:13:57, skipping insertion in model container [2021-10-21 20:13:57,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:13:57" (3/3) ... [2021-10-21 20:13:57,881 INFO L111 eAbstractionObserver]: Analyzing ICFG cast_float_union.c [2021-10-21 20:13:57,888 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:13:57,889 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-21 20:13:57,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a505301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:13:57, skipping insertion in model container [2021-10-21 20:13:57,891 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:13:57,892 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:13:57,892 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:13:57,892 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:13:57,893 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:13:57" (3/3) ... [2021-10-21 20:13:57,897 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:13:57,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-21 20:13:57,913 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 20:13:57,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:13:57,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:13:57,983 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:13:57,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:13:57,991 INFO L168 Benchmark]: Toolchain (without parser) took 897.74 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 77.6 MB in the beginning and 87.5 MB in the end (delta: -9.9 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:13:57,992 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 109.1 MB. Free memory is still 65.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:13:57,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.84 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 77.6 MB in the beginning and 104.7 MB in the end (delta: -27.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:13:57,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.18 ms. Allocated memory is still 132.1 MB. Free memory was 104.7 MB in the beginning and 103.0 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:13:57,994 INFO L168 Benchmark]: Boogie Preprocessor took 26.17 ms. Allocated memory is still 132.1 MB. Free memory was 103.0 MB in the beginning and 102.1 MB in the end (delta: 945.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:13:57,996 INFO L168 Benchmark]: RCFGBuilder took 425.92 ms. Allocated memory is still 132.1 MB. Free memory was 101.7 MB in the beginning and 91.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:13:57,996 INFO L168 Benchmark]: TraceAbstraction took 18.50 ms. Allocated memory is still 132.1 MB. Free memory was 91.3 MB in the beginning and 90.5 MB in the end (delta: 823.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:13:57,997 INFO L168 Benchmark]: Witness Printer took 91.78 ms. Allocated memory is still 132.1 MB. Free memory was 90.5 MB in the beginning and 87.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:13:58,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 109.1 MB. Free memory is still 65.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 281.84 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 77.6 MB in the beginning and 104.7 MB in the end (delta: -27.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.18 ms. Allocated memory is still 132.1 MB. Free memory was 104.7 MB in the beginning and 103.0 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.17 ms. Allocated memory is still 132.1 MB. Free memory was 103.0 MB in the beginning and 102.1 MB in the end (delta: 945.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 425.92 ms. Allocated memory is still 132.1 MB. Free memory was 101.7 MB in the beginning and 91.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18.50 ms. Allocated memory is still 132.1 MB. Free memory was 91.3 MB in the beginning and 90.5 MB in the end (delta: 823.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 91.78 ms. Allocated memory is still 132.1 MB. Free memory was 90.5 MB in the beginning and 87.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 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! [2021-10-21 20:13:58,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b88b92-2eec-4379-9a1b-0fb7933ef34c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...