./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/Et2_true.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/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_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/Et2_true.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 73e4e9ad44f0149f289e6777e967feb732bfbe685996eb202297bca837b8bf8d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:43,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:43,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:43,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:43,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:43,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:43,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:43,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:43,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:43,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:43,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:43,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:43,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:43,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:43,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:43,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:43,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:43,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:43,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:43,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:43,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:43,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:43,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:43,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:43,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:43,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:43,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:43,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:43,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:43,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:43,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:43,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:43,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:43,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:43,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:43,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:43,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:43,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:43,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:43,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:43,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:43,645 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 15:03:43,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:43,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:43,689 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:43,689 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:43,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:43,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:43,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:43,690 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:03:43,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:43,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:43,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:43,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:43,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:43,698 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 15:03:43,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:43,698 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:43,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:43,699 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:43,699 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:43,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:43,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:43,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:43,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:43,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:43,700 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:43,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:43,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:43,700 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_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e4e9ad44f0149f289e6777e967feb732bfbe685996eb202297bca837b8bf8d [2021-11-23 15:03:43,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:44,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:44,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:44,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:44,010 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:44,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/termination-numeric/Et2_true.c [2021-11-23 15:03:44,084 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/data/a8712ef66/61727f216d174bf89451777fc5b4b037/FLAGdff31d210 [2021-11-23 15:03:44,525 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:44,526 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/sv-benchmarks/c/termination-numeric/Et2_true.c [2021-11-23 15:03:44,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/data/a8712ef66/61727f216d174bf89451777fc5b4b037/FLAGdff31d210 [2021-11-23 15:03:44,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/data/a8712ef66/61727f216d174bf89451777fc5b4b037 [2021-11-23 15:03:44,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:44,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:44,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:44,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:44,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:44,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:44" (1/1) ... [2021-11-23 15:03:44,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5620f7e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:44, skipping insertion in model container [2021-11-23 15:03:44,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:44" (1/1) ... [2021-11-23 15:03:44,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:44,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:45,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:45,193 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:45,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:45,237 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:45,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45 WrapperNode [2021-11-23 15:03:45,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:45,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:45,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:45,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:45,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,270 INFO L137 Inliner]: procedures = 6, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2021-11-23 15:03:45,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:45,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:45,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:45,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:45,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:45,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:45,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:45,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:45,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:45,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:45,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:45,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:45,398 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-11-23 15:03:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure random [2021-11-23 15:03:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure loop [2021-11-23 15:03:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure loop [2021-11-23 15:03:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:45,458 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:45,459 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:45,653 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:45,666 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:03:45,667 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:03:45,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:45 BoogieIcfgContainer [2021-11-23 15:03:45,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:03:45,670 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:03:45,670 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:03:45,680 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:03:45,680 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:45" (1/1) ... [2021-11-23 15:03:45,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:03:45,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:03:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2021-11-23 15:03:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-23 15:03:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:03:45,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:03:45,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:03:45,805 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:03:45,809 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:605) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:445) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:03:45,815 INFO L158 Benchmark]: Toolchain (without parser) took 870.21ms. Allocated memory is still 134.2MB. Free memory was 104.5MB in the beginning and 93.6MB in the end (delta: 10.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,817 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 81.8MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:45,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.48ms. Allocated memory is still 134.2MB. Free memory was 104.2MB in the beginning and 112.6MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.24ms. Allocated memory is still 134.2MB. Free memory was 112.6MB in the beginning and 111.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:45,822 INFO L158 Benchmark]: Boogie Preprocessor took 28.68ms. Allocated memory is still 134.2MB. Free memory was 111.5MB in the beginning and 110.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,823 INFO L158 Benchmark]: RCFGBuilder took 366.96ms. Allocated memory is still 134.2MB. Free memory was 110.5MB in the beginning and 100.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,824 INFO L158 Benchmark]: CodeCheck took 142.49ms. Allocated memory is still 134.2MB. Free memory was 100.3MB in the beginning and 93.6MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:45,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 81.8MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.48ms. Allocated memory is still 134.2MB. Free memory was 104.2MB in the beginning and 112.6MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.24ms. Allocated memory is still 134.2MB. Free memory was 112.6MB in the beginning and 111.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.68ms. Allocated memory is still 134.2MB. Free memory was 111.5MB in the beginning and 110.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 366.96ms. Allocated memory is still 134.2MB. Free memory was 110.5MB in the beginning and 100.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 142.49ms. Allocated memory is still 134.2MB. Free memory was 100.3MB in the beginning and 93.6MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:45,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4ddd254-a22f-4d8d-8e4d-84c94ed5bd2e/bin/ukojak-CwSLpZB5Qu/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable