./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 77098736f5169a5c2e75e37a12864a0b01bafe22ee148a27a29123419dc4c214 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:30:04,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:30:04,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:30:04,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:30:04,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:30:04,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:30:04,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:30:04,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:30:04,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:30:04,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:30:04,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:30:04,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:30:04,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:30:04,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:30:04,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:30:04,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:30:04,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:30:04,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:30:04,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:30:04,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:30:04,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:30:04,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:30:04,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:30:04,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:30:04,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:30:04,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:30:04,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:30:04,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:30:04,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:30:04,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:30:04,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:30:04,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:30:04,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:30:04,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:30:04,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:30:04,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:30:04,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:30:04,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:30:04,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:30:04,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:30:04,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:30:04,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-11-07 08:30:04,704 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:30:04,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:30:04,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:30:04,706 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:30:04,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:30:04,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:30:04,715 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:30:04,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:30:04,715 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:30:04,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:30:04,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:30:04,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 08:30:04,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:30:04,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 08:30:04,718 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-07 08:30:04,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:30:04,718 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:30:04,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 08:30:04,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:30:04,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:30:04,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:30:04,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:30:04,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:30:04,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:30:04,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 08:30:04,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:30:04,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 08:30:04,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 08:30:04,721 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:30:04,723 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_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77098736f5169a5c2e75e37a12864a0b01bafe22ee148a27a29123419dc4c214 [2021-11-07 08:30:05,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:30:05,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:30:05,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:30:05,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:30:05,091 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:30:05,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2021-11-07 08:30:05,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/data/4d3d36968/08bca3fb13bd4605beb4f7f57b38af0f/FLAG881dc488f [2021-11-07 08:30:05,770 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:30:05,771 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2021-11-07 08:30:05,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/data/4d3d36968/08bca3fb13bd4605beb4f7f57b38af0f/FLAG881dc488f [2021-11-07 08:30:06,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/data/4d3d36968/08bca3fb13bd4605beb4f7f57b38af0f [2021-11-07 08:30:06,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:30:06,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:30:06,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:30:06,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:30:06,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:30:06,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40045401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06, skipping insertion in model container [2021-11-07 08:30:06,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:30:06,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:30:06,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:30:06,408 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:30:06,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:30:06,484 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:30:06,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06 WrapperNode [2021-11-07 08:30:06,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:30:06,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:30:06,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:30:06,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:30:06,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:30:06,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:30:06,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:30:06,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:30:06,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:30:06,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:30:06,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:30:06,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:30:06,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (1/1) ... [2021-11-07 08:30:06,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:30:06,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:30:06,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 08:30:06,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 08:30:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:30:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:30:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:30:06,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:30:06,820 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:30:06,820 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-07 08:30:06,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:30:06 BoogieIcfgContainer [2021-11-07 08:30:06,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:30:06,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 08:30:06,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 08:30:06,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 08:30:06,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:30:06" (1/3) ... [2021-11-07 08:30:06,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad73206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:30:06, skipping insertion in model container [2021-11-07 08:30:06,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:30:06" (2/3) ... [2021-11-07 08:30:06,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad73206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:30:06, skipping insertion in model container [2021-11-07 08:30:06,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:30:06" (3/3) ... [2021-11-07 08:30:06,832 INFO L111 eAbstractionObserver]: Analyzing ICFG ConversionToSignedInt.i [2021-11-07 08:30:06,836 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 08:30:06,837 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 08:30:06,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad73206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:30:06, skipping insertion in model container [2021-11-07 08:30:06,838 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 08:30:06,839 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:30:06,839 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:30:06,840 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:30:06,840 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:30:06" (3/3) ... [2021-11-07 08:30:06,844 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 08:30:06,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-07 08:30:06,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-07 08:30:06,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:30:06,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:30:06,895 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 08:30:06,898 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:30:06,903 INFO L168 Benchmark]: Toolchain (without parser) took 837.02 ms. Allocated memory is still 100.7 MB. Free memory was 66.2 MB in the beginning and 57.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:30:06,904 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 100.7 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:30:06,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.16 ms. Allocated memory is still 100.7 MB. Free memory was 66.1 MB in the beginning and 71.5 MB in the end (delta: -5.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:30:06,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.89 ms. Allocated memory is still 100.7 MB. Free memory was 71.5 MB in the beginning and 70.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:30:06,907 INFO L168 Benchmark]: Boogie Preprocessor took 34.67 ms. Allocated memory is still 100.7 MB. Free memory was 70.1 MB in the beginning and 69.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:30:06,909 INFO L168 Benchmark]: RCFGBuilder took 237.96 ms. Allocated memory is still 100.7 MB. Free memory was 69.0 MB in the beginning and 61.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:30:06,910 INFO L168 Benchmark]: TraceAbstraction took 14.67 ms. Allocated memory is still 100.7 MB. Free memory was 60.4 MB in the beginning and 59.6 MB in the end (delta: 845.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:30:06,910 INFO L168 Benchmark]: Witness Printer took 59.21 ms. Allocated memory is still 100.7 MB. Free memory was 59.6 MB in the beginning and 57.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:30:06,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 100.7 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 422.16 ms. Allocated memory is still 100.7 MB. Free memory was 66.1 MB in the beginning and 71.5 MB in the end (delta: -5.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.89 ms. Allocated memory is still 100.7 MB. Free memory was 71.5 MB in the beginning and 70.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.67 ms. Allocated memory is still 100.7 MB. Free memory was 70.1 MB in the beginning and 69.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 237.96 ms. Allocated memory is still 100.7 MB. Free memory was 69.0 MB in the beginning and 61.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14.67 ms. Allocated memory is still 100.7 MB. Free memory was 60.4 MB in the beginning and 59.6 MB in the end (delta: 845.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 59.21 ms. Allocated memory is still 100.7 MB. Free memory was 59.6 MB in the beginning and 57.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 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! [2021-11-07 08:30:06,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d879b57-f42d-4be8-a08f-35b890de290f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE