./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/prodbin-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/prodbin-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77bbfba272f7904e5efe099569a5ed86d54de3fd07a8ce9d48301467c5048e30 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:42,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:42,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:42,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:42,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:42,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:42,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:43,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:43,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:43,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:43,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:43,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:43,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:43,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:43,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:43,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:43,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:43,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:43,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:43,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:43,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:43,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:43,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:43,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:43,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:43,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:43,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:43,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:43,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:43,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:43,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:43,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:43,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:43,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:43,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:43,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:43,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:43,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:43,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:43,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:43,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:43,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:43,115 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:43,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:43,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:43,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:43,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:43,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:43,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:43,119 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:43,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:43,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:43,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:43,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:43,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:43,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:43,122 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:43,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:43,122 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:43,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:43,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:43,123 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:43,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:43,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:43,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:43,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:43,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:43,124 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:43,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:43,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:43,124 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_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77bbfba272f7904e5efe099569a5ed86d54de3fd07a8ce9d48301467c5048e30 [2021-11-23 15:01:43,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:43,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:43,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:43,431 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:43,432 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:43,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench/prodbin-ll.c [2021-11-23 15:01:43,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/eefbe5106/c3f2841415dd42968d97853a9736f803/FLAGa371d4957 [2021-11-23 15:01:43,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:43,921 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/sv-benchmarks/c/nla-digbench/prodbin-ll.c [2021-11-23 15:01:43,927 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/eefbe5106/c3f2841415dd42968d97853a9736f803/FLAGa371d4957 [2021-11-23 15:01:44,333 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/eefbe5106/c3f2841415dd42968d97853a9736f803 [2021-11-23 15:01:44,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:44,336 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:44,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:44,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:44,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:44,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6696007e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44, skipping insertion in model container [2021-11-23 15:01:44,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:44,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:44,562 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_4e0778af-d638-409d-b07d-79c64f73a2a2/sv-benchmarks/c/nla-digbench/prodbin-ll.c[537,550] [2021-11-23 15:01:44,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:44,583 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:44,594 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_4e0778af-d638-409d-b07d-79c64f73a2a2/sv-benchmarks/c/nla-digbench/prodbin-ll.c[537,550] [2021-11-23 15:01:44,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:44,611 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:44,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44 WrapperNode [2021-11-23 15:01:44,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:44,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:44,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:44,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:44,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,660 INFO L137 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2021-11-23 15:01:44,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:44,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:44,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:44,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:44,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:44,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:44,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:44,681 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:44,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:44,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:44,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:44,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:44,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:01:44,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:01:44,812 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:44,813 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:44,928 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:44,947 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 15:01:44,951 INFO L158 Benchmark]: Toolchain (without parser) took 614.40ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 53.5MB in the end (delta: -4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:44,952 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory was 65.7MB in the beginning and 65.6MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:44,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.95ms. Allocated memory is still 88.1MB. Free memory was 49.1MB in the beginning and 65.4MB in the end (delta: -16.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.33ms. Allocated memory is still 88.1MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,955 INFO L158 Benchmark]: Boogie Preprocessor took 17.64ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 62.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:44,957 INFO L158 Benchmark]: RCFGBuilder took 269.47ms. Allocated memory is still 88.1MB. Free memory was 62.8MB in the beginning and 53.5MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,961 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory was 65.7MB in the beginning and 65.6MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.95ms. Allocated memory is still 88.1MB. Free memory was 49.1MB in the beginning and 65.4MB in the end (delta: -16.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.33ms. Allocated memory is still 88.1MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.64ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 62.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 269.47ms. Allocated memory is still 88.1MB. Free memory was 62.8MB in the beginning and 53.5MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. 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 15:01:45,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/prodbin-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77bbfba272f7904e5efe099569a5ed86d54de3fd07a8ce9d48301467c5048e30 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:47,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:47,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:47,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:47,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:47,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:47,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:47,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:47,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:47,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:47,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:47,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:47,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:47,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:47,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:47,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:47,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:47,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:47,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:47,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:47,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:47,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:47,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:47,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:47,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:47,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:47,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:47,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:47,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:47,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:47,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:47,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:47,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:47,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:47,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:47,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:47,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:47,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:47,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:47,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:47,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:47,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:47,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:47,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:47,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:47,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:47,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:47,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:47,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:47,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:47,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:47,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:47,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:47,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:47,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:47,553 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:47,553 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:47,553 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:47,553 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:47,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:47,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:47,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:47,554 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:47,554 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:47,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:47,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:47,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:47,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:47,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:47,555 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:47,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:47,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:47,556 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:47,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:47,556 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77bbfba272f7904e5efe099569a5ed86d54de3fd07a8ce9d48301467c5048e30 [2021-11-23 15:01:47,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:47,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:47,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:47,966 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:47,967 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:47,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench/prodbin-ll.c [2021-11-23 15:01:48,042 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/c1f9fc7b9/1f8d9a122ad1488a99402a5409444141/FLAGb881b2da5 [2021-11-23 15:01:48,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:48,540 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/sv-benchmarks/c/nla-digbench/prodbin-ll.c [2021-11-23 15:01:48,552 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/c1f9fc7b9/1f8d9a122ad1488a99402a5409444141/FLAGb881b2da5 [2021-11-23 15:01:48,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/data/c1f9fc7b9/1f8d9a122ad1488a99402a5409444141 [2021-11-23 15:01:48,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:48,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:48,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:48,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:48,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:48,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2217b14d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48, skipping insertion in model container [2021-11-23 15:01:48,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:48,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:49,084 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_4e0778af-d638-409d-b07d-79c64f73a2a2/sv-benchmarks/c/nla-digbench/prodbin-ll.c[537,550] [2021-11-23 15:01:49,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:49,113 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:49,133 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_4e0778af-d638-409d-b07d-79c64f73a2a2/sv-benchmarks/c/nla-digbench/prodbin-ll.c[537,550] [2021-11-23 15:01:49,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:49,156 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:49,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49 WrapperNode [2021-11-23 15:01:49,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:49,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:49,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:49,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,205 INFO L137 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2021-11-23 15:01:49,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:49,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:49,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:49,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:49,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:49,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:49,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:49,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:49,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:49,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:01:49,435 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:49,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:49,707 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:49,722 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 15:01:49,726 INFO L158 Benchmark]: Toolchain (without parser) took 823.18ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 31.4MB in the beginning and 39.8MB in the end (delta: -8.4MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:49,727 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:49,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.09ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 31.1MB in the beginning and 52.0MB in the end (delta: -20.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:49,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.63ms. Allocated memory is still 69.2MB. Free memory was 51.8MB in the beginning and 50.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:49,730 INFO L158 Benchmark]: Boogie Preprocessor took 39.06ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 49.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:49,731 INFO L158 Benchmark]: RCFGBuilder took 478.37ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 39.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:49,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.09ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 31.1MB in the beginning and 52.0MB in the end (delta: -20.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.63ms. Allocated memory is still 69.2MB. Free memory was 51.8MB in the beginning and 50.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.06ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 49.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 478.37ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 39.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. 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 15:01:49,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e0778af-d638-409d-b07d-79c64f73a2a2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable