./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4bbbe04c9dba98aa5a077e0a60c500bf4a30aa0c3c4a719617c99453275c1ed3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:52:44,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:52:44,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:52:44,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:52:44,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:52:44,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:52:44,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:52:44,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:52:44,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:52:44,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:52:44,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:52:44,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:52:44,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:52:44,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:52:44,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:52:44,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:52:44,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:52:44,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:52:44,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:52:44,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:52:44,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:52:44,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:52:44,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:52:44,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:52:44,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:52:44,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:52:44,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:52:44,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:52:44,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:52:44,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:52:44,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:52:44,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:52:44,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:52:44,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:52:44,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:52:44,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:52:44,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:52:44,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:52:44,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:52:44,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:52:44,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:52:44,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-19 07:52:44,722 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:52:44,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:52:44,723 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:52:44,724 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:52:44,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:52:44,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:52:44,726 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:52:44,726 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:52:44,726 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:52:44,726 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:52:44,728 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:52:44,728 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:52:44,728 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:52:44,729 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:52:44,729 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:52:44,729 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:52:44,729 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:52:44,730 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:52:44,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:52:44,731 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:52:44,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:52:44,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:52:44,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:52:44,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:52:44,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:52:44,733 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:52:44,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:52:44,735 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:52:44,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:52:44,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:52:44,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:52:44,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:52:44,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:52:44,737 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:52:44,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:52:44,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:52:44,738 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:52:44,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:52:44,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:52:44,739 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:52:44,739 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_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bbbe04c9dba98aa5a077e0a60c500bf4a30aa0c3c4a719617c99453275c1ed3 [2022-11-19 07:52:45,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:52:45,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:52:45,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:52:45,075 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:52:45,077 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:52:45,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i [2022-11-19 07:52:45,192 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/data/52c30936e/b22fec20e29a4b0cbbc3ce5202506c99/FLAG84ac66aac [2022-11-19 07:52:45,802 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:52:45,803 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i [2022-11-19 07:52:45,846 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/data/52c30936e/b22fec20e29a4b0cbbc3ce5202506c99/FLAG84ac66aac [2022-11-19 07:52:46,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/data/52c30936e/b22fec20e29a4b0cbbc3ce5202506c99 [2022-11-19 07:52:46,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:52:46,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:52:46,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:52:46,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:52:46,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:52:46,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1366e74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46, skipping insertion in model container [2022-11-19 07:52:46,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:52:46,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:52:46,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:52:46,515 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:52:46,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:52:46,588 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:52:46,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46 WrapperNode [2022-11-19 07:52:46,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:52:46,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:52:46,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:52:46,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:52:46,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,638 INFO L138 Inliner]: procedures = 111, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2022-11-19 07:52:46,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:52:46,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:52:46,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:52:46,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:52:46,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,686 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:52:46,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:52:46,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:52:46,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:52:46,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:52:46,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:52:46,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:52:46,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:52:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:52:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:52:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:52:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:52:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:52:46,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:52:46,957 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:52:46,959 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:52:47,107 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:52:47,144 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:52:47,144 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:52:47,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:47 BoogieIcfgContainer [2022-11-19 07:52:47,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:52:47,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:52:47,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:52:47,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:52:47,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:52:46" (1/3) ... [2022-11-19 07:52:47,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3132f5f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:52:47, skipping insertion in model container [2022-11-19 07:52:47,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (2/3) ... [2022-11-19 07:52:47,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3132f5f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:52:47, skipping insertion in model container [2022-11-19 07:52:47,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:47" (3/3) ... [2022-11-19 07:52:47,160 INFO L112 eAbstractionObserver]: Analyzing ICFG b.04-alloca.i [2022-11-19 07:52:47,185 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:52:47,186 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-19 07:52:47,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3132f5f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:52:47, skipping insertion in model container [2022-11-19 07:52:47,188 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:52:47,189 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:52:47,189 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:52:47,190 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:52:47,190 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:47" (3/3) ... [2022-11-19 07:52:47,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 07:52:47,208 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-19 07:52:47,209 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-19 07:52:47,209 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 07:52:47,209 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 07:52:47,257 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:52:47,257 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:52:47,259 INFO L158 Benchmark]: Toolchain (without parser) took 1160.64ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 67.8MB in the end (delta: 16.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-11-19 07:52:47,260 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 33.9MB in the beginning and 33.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:52:47,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.72ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 88.8MB in the end (delta: -4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 07:52:47,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.38ms. Allocated memory is still 119.5MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:52:47,262 INFO L158 Benchmark]: Boogie Preprocessor took 50.23ms. Allocated memory is still 119.5MB. Free memory was 87.2MB in the beginning and 85.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:52:47,263 INFO L158 Benchmark]: RCFGBuilder took 452.86ms. Allocated memory is still 119.5MB. Free memory was 85.6MB in the beginning and 73.1MB in the end (delta: 12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:52:47,264 INFO L158 Benchmark]: TraceAbstraction took 37.55ms. Allocated memory is still 119.5MB. Free memory was 72.5MB in the beginning and 70.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:52:47,265 INFO L158 Benchmark]: Witness Printer took 68.42ms. Allocated memory is still 119.5MB. Free memory was 70.4MB in the beginning and 67.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:52:47,269 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 33.9MB in the beginning and 33.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.72ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 88.8MB in the end (delta: -4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.38ms. Allocated memory is still 119.5MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.23ms. Allocated memory is still 119.5MB. Free memory was 87.2MB in the beginning and 85.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 452.86ms. Allocated memory is still 119.5MB. Free memory was 85.6MB in the beginning and 73.1MB in the end (delta: 12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 37.55ms. Allocated memory is still 119.5MB. Free memory was 72.5MB in the beginning and 70.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 68.42ms. Allocated memory is still 119.5MB. Free memory was 70.4MB in the beginning and 67.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-19 07:52:47,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e6cd1e-bc0f-4255-9ebd-e440ee053b86/bin/utaipan-I9t0OCRTmS/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