./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl --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 32bit --witnessprinter.graph.data.programhash 72c3cbe0b435a963730c7c79c0d825f3c978c53ad7cc61822ef9417e2e6ee67f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:19:13,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:19:13,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:19:13,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:19:13,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:19:13,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:19:13,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:19:13,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:19:13,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:19:13,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:19:13,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:19:13,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:19:13,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:19:13,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:19:13,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:19:13,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:19:13,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:19:13,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:19:13,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:19:13,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:19:13,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:19:13,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:19:13,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:19:13,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:19:13,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:19:13,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:19:13,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:19:13,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:19:13,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:19:13,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:19:13,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:19:13,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:19:13,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:19:13,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:19:13,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:19:13,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:19:13,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:19:13,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:19:13,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:19:13,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:19:13,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:19:13,664 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 17:19:13,728 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:19:13,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:19:13,733 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:19:13,733 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:19:13,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:19:13,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:19:13,735 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:19:13,736 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:19:13,736 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:19:13,736 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:19:13,738 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:19:13,738 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:19:13,739 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:19:13,739 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:19:13,739 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:19:13,740 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:19:13,740 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:19:13,740 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:19:13,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:19:13,742 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:19:13,742 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 17:19:13,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:19:13,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:19:13,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:19:13,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:19:13,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:19:13,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:19:13,744 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 17:19:13,744 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:19:13,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:19:13,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:19:13,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:19:13,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:19:13,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:19:13,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:19:13,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:19:13,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:19:13,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:19:13,748 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:19:13,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:19:13,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:19:13,749 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:19:13,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:19:13,752 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72c3cbe0b435a963730c7c79c0d825f3c978c53ad7cc61822ef9417e2e6ee67f [2021-11-23 17:19:14,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:19:14,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:19:14,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:19:14,125 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:19:14,126 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:19:14,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i [2021-11-23 17:19:14,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/data/647e0e40a/82e9d886d79b49f6a2c37a0c8faa1e49/FLAGce5684d24 [2021-11-23 17:19:14,995 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:19:14,996 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i [2021-11-23 17:19:15,032 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/data/647e0e40a/82e9d886d79b49f6a2c37a0c8faa1e49/FLAGce5684d24 [2021-11-23 17:19:15,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/data/647e0e40a/82e9d886d79b49f6a2c37a0c8faa1e49 [2021-11-23 17:19:15,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:19:15,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:19:15,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:19:15,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:19:15,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:19:15,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:19:15" (1/1) ... [2021-11-23 17:19:15,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d4e3d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:15, skipping insertion in model container [2021-11-23 17:19:15,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:19:15" (1/1) ... [2021-11-23 17:19:15,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:19:15,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:19:15,795 WARN L230 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_84ddb767-88f5-4974-81cd-39c643e2dad1/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i[33021,33034] [2021-11-23 17:19:15,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:19:15,950 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:19:15,988 WARN L230 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_84ddb767-88f5-4974-81cd-39c643e2dad1/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i[33021,33034] [2021-11-23 17:19:16,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:19:16,118 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:19:16,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16 WrapperNode [2021-11-23 17:19:16,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:19:16,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:19:16,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:19:16,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:19:16,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,261 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-23 17:19:16,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:19:16,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:19:16,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:19:16,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:19:16,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:19:16,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:19:16,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:19:16,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:19:16,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:19:16" (1/1) ... [2021-11-23 17:19:16,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:19:16,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:19:16,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:19:16,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:19:16,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:19:16,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 17:19:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 17:19:16,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:19:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:19:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:19:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:19:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:19:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:19:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:19:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:19:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:19:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:19:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:19:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:19:16,715 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:19:16,717 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:19:17,786 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:19:17,828 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:19:17,835 INFO L158 Benchmark]: Toolchain (without parser) took 2676.43ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.7MB in the beginning and 42.3MB in the end (delta: 1.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 17:19:17,836 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:19:17,839 INFO L158 Benchmark]: CACSL2BoogieTranslator took 957.37ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 64.0MB in the end (delta: -20.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-23 17:19:17,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.59ms. Allocated memory is still 104.9MB. Free memory was 64.0MB in the beginning and 59.4MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:19:17,842 INFO L158 Benchmark]: Boogie Preprocessor took 147.07ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 54.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 17:19:17,842 INFO L158 Benchmark]: RCFGBuilder took 1412.53ms. Allocated memory is still 104.9MB. Free memory was 54.3MB in the beginning and 42.3MB in the end (delta: 12.1MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-11-23 17:19:17,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 957.37ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 64.0MB in the end (delta: -20.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.59ms. Allocated memory is still 104.9MB. Free memory was 64.0MB in the beginning and 59.4MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.07ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 54.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1412.53ms. Allocated memory is still 104.9MB. Free memory was 54.3MB in the beginning and 42.3MB in the end (delta: 12.1MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:19:17,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84ddb767-88f5-4974-81cd-39c643e2dad1/bin/utaipan-fb15Y9Yzbl/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable