./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4b2b33802a1e3212162c0e55c40efaad08f7abe5e8690f0efef5fec80921b38 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:52:06,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:52:06,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:52:06,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:52:06,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:52:06,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:52:06,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:52:06,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:52:06,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:52:06,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:52:06,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:52:06,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:52:06,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:52:06,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:52:06,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:52:06,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:52:06,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:52:06,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:52:06,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:52:06,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:52:06,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:52:06,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:52:06,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:52:06,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:52:06,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:52:06,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:52:06,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:52:06,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:52:06,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:52:06,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:52:06,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:52:06,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:52:06,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:52:06,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:52:06,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:52:06,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:52:06,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:52:06,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:52:06,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:52:06,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:52:06,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:52:06,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-20 10:52:06,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:52:06,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:52:06,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:52:06,731 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:52:06,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:52:06,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:52:06,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:52:06,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:52:06,734 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:52:06,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:52:06,735 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:52:06,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:52:06,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:52:06,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:52:06,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:52:06,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:52:06,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:52:06,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:52:06,738 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:52:06,738 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:52:06,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:52:06,739 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:52:06,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:52:06,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:52:06,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:52:06,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:52:06,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:52:06,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:52:06,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:52:06,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:52:06,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:52:06,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:52:06,743 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:52:06,743 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:52:06,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:52:06,744 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_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4b2b33802a1e3212162c0e55c40efaad08f7abe5e8690f0efef5fec80921b38 [2022-11-20 10:52:07,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:52:07,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:52:07,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:52:07,139 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:52:07,140 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:52:07,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-11-20 10:52:10,573 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:52:10,906 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:52:10,906 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-11-20 10:52:10,913 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/data/651f3cecf/a2bc2a4644bf465f8533aed40e3c757e/FLAG0235d851d [2022-11-20 10:52:10,932 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/data/651f3cecf/a2bc2a4644bf465f8533aed40e3c757e [2022-11-20 10:52:10,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:52:10,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:52:10,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:10,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:52:10,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:52:10,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:10" (1/1) ... [2022-11-20 10:52:10,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335aad8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:10, skipping insertion in model container [2022-11-20 10:52:10,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:10" (1/1) ... [2022-11-20 10:52:10,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:52:10,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:52:11,165 WARN L237 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_000d0c2f-46cc-4318-bcf3-09e4870a5a43/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-11-20 10:52:11,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:52:11,188 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:52:11,213 WARN L237 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_000d0c2f-46cc-4318-bcf3-09e4870a5a43/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-11-20 10:52:11,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:52:11,235 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:52:11,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11 WrapperNode [2022-11-20 10:52:11,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:11,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:52:11,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:52:11,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:52:11,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,284 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-11-20 10:52:11,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:52:11,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:52:11,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:52:11,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:52:11,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,321 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:52:11,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:52:11,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:52:11,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:52:11,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:52:11,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:11,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:52:11,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:52:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:52:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-11-20 10:52:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-11-20 10:52:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:52:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:52:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-20 10:52:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-20 10:52:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:52:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:52:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:52:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:52:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:52:11,548 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:52:11,550 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:52:11,742 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:52:11,755 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:52:11,771 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:52:11,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:52:11 BoogieIcfgContainer [2022-11-20 10:52:11,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:52:11,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:52:11,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:52:11,783 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:52:11,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:52:10" (1/3) ... [2022-11-20 10:52:11,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3adb7820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:52:11, skipping insertion in model container [2022-11-20 10:52:11,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11" (2/3) ... [2022-11-20 10:52:11,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3adb7820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:52:11, skipping insertion in model container [2022-11-20 10:52:11,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:52:11" (3/3) ... [2022-11-20 10:52:11,787 INFO L112 eAbstractionObserver]: Analyzing ICFG simple-recursive.c [2022-11-20 10:52:11,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:52:11,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 10:52:11,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:52:11,949 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@71067b08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:52:11,951 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 10:52:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 10:52:11,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 10:52:11,967 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:52:11,968 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:11,969 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, plusErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:52:11,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:11,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1683809247, now seen corresponding path program 1 times [2022-11-20 10:52:11,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:11,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769772326] [2022-11-20 10:52:11,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:11,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:12,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:12,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769772326] [2022-11-20 10:52:12,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769772326] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:12,661 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:12,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 10:52:12,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220636314] [2022-11-20 10:52:12,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:12,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 10:52:12,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:12,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 10:52:12,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:52:12,709 INFO L87 Difference]: Start difference. First operand has 22 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:12,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:12,864 INFO L93 Difference]: Finished difference Result 46 states and 51 transitions. [2022-11-20 10:52:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 10:52:12,868 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-20 10:52:12,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:52:12,876 INFO L225 Difference]: With dead ends: 46 [2022-11-20 10:52:12,876 INFO L226 Difference]: Without dead ends: 18 [2022-11-20 10:52:12,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-20 10:52:12,884 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 16 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:52:12,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 86 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:52:12,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-11-20 10:52:12,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-20 10:52:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 13 states have internal predecessors, (14), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2022-11-20 10:52:12,925 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 8 [2022-11-20 10:52:12,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:52:12,926 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2022-11-20 10:52:12,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-11-20 10:52:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 10:52:12,927 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:52:12,927 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:12,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 10:52:12,928 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, plusErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:52:12,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:12,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1706830411, now seen corresponding path program 1 times [2022-11-20 10:52:12,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:12,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035141394] [2022-11-20 10:52:12,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:12,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:13,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:13,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:13,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035141394] [2022-11-20 10:52:13,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035141394] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:13,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660874308] [2022-11-20 10:52:13,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:13,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:13,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:13,548 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:13,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:52:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:13,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-20 10:52:13,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:13,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-20 10:52:14,026 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 10:52:14,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 26 [2022-11-20 10:52:14,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-20 10:52:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:14,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:52:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:14,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1660874308] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:52:14,537 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:52:14,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 30 [2022-11-20 10:52:14,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136554366] [2022-11-20 10:52:14,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:52:14,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-20 10:52:14,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:14,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-20 10:52:14,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=815, Unknown=0, NotChecked=0, Total=930 [2022-11-20 10:52:14,552 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand has 31 states, 24 states have (on average 1.25) internal successors, (30), 19 states have internal predecessors, (30), 12 states have call successors, (12), 12 states have call predecessors, (12), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:15,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:15,143 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2022-11-20 10:52:15,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-20 10:52:15,145 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 24 states have (on average 1.25) internal successors, (30), 19 states have internal predecessors, (30), 12 states have call successors, (12), 12 states have call predecessors, (12), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-20 10:52:15,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:52:15,146 INFO L225 Difference]: With dead ends: 35 [2022-11-20 10:52:15,147 INFO L226 Difference]: Without dead ends: 34 [2022-11-20 10:52:15,148 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 449 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=234, Invalid=1572, Unknown=0, NotChecked=0, Total=1806 [2022-11-20 10:52:15,149 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 45 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 10:52:15,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 43 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 10:52:15,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-11-20 10:52:15,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 31. [2022-11-20 10:52:15,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 8 states have call successors, (8), 8 states have call predecessors, (8), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2022-11-20 10:52:15,165 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 15 [2022-11-20 10:52:15,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:52:15,165 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2022-11-20 10:52:15,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 24 states have (on average 1.25) internal successors, (30), 19 states have internal predecessors, (30), 12 states have call successors, (12), 12 states have call predecessors, (12), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2022-11-20 10:52:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 10:52:15,167 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:52:15,167 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:15,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:52:15,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:15,375 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting plusErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, plusErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:52:15,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:15,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1372135132, now seen corresponding path program 1 times [2022-11-20 10:52:15,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:15,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072942012] [2022-11-20 10:52:15,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:15,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:15,796 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:15,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:15,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072942012] [2022-11-20 10:52:15,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072942012] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:15,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723065801] [2022-11-20 10:52:15,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:15,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:15,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:15,802 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:15,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 10:52:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:15,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-20 10:52:15,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:15,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-20 10:52:16,160 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-20 10:52:16,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 26 [2022-11-20 10:52:16,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-20 10:52:16,358 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:16,358 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:52:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:16,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723065801] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:16,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-20 10:52:16,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11, 11] total 30 [2022-11-20 10:52:16,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013739061] [2022-11-20 10:52:16,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:16,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-20 10:52:16,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:16,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-20 10:52:16,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=825, Unknown=0, NotChecked=0, Total=930 [2022-11-20 10:52:16,704 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand has 12 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:16,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:16,955 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2022-11-20 10:52:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-20 10:52:16,956 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-11-20 10:52:16,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:52:16,957 INFO L225 Difference]: With dead ends: 31 [2022-11-20 10:52:16,957 INFO L226 Difference]: Without dead ends: 30 [2022-11-20 10:52:16,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=140, Invalid=1192, Unknown=0, NotChecked=0, Total=1332 [2022-11-20 10:52:16,959 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 14 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:52:16,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 21 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:52:16,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-11-20 10:52:16,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-11-20 10:52:16,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 8 states have call successors, (8), 8 states have call predecessors, (8), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2022-11-20 10:52:16,969 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 16 [2022-11-20 10:52:16,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:52:16,969 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2022-11-20 10:52:16,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2022-11-20 10:52:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 10:52:16,971 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:52:16,971 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1] [2022-11-20 10:52:16,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:52:17,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:17,179 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, plusErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:52:17,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:17,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2129611381, now seen corresponding path program 2 times [2022-11-20 10:52:17,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:17,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36638360] [2022-11-20 10:52:17,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:17,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:18,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:18,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36638360] [2022-11-20 10:52:18,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36638360] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:18,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1907321559] [2022-11-20 10:52:18,093 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:52:18,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:18,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:18,095 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:18,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 10:52:18,195 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 10:52:18,196 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:52:18,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-20 10:52:18,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:18,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-20 10:52:18,342 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 10:52:18,343 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:52:18,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1907321559] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:18,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:52:18,344 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [21] total 25 [2022-11-20 10:52:18,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132870819] [2022-11-20 10:52:18,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:18,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 10:52:18,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:18,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 10:52:18,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=562, Unknown=0, NotChecked=0, Total=650 [2022-11-20 10:52:18,346 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand has 6 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:18,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:18,416 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2022-11-20 10:52:18,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:52:18,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-11-20 10:52:18,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:52:18,418 INFO L225 Difference]: With dead ends: 30 [2022-11-20 10:52:18,418 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 10:52:18,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=610, Unknown=0, NotChecked=0, Total=702 [2022-11-20 10:52:18,422 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 3 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:52:18,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 17 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:52:18,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 10:52:18,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 10:52:18,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 10:52:18,432 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2022-11-20 10:52:18,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:52:18,432 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:52:18,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:18,434 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:52:18,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 10:52:18,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 10:52:18,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location plusErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 10:52:18,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:52:18,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:18,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 10:52:19,076 INFO L899 garLoopResultBuilder]: For program point fooEXIT(lines 11 20) no Hoare annotation was computed. [2022-11-20 10:52:19,077 INFO L895 garLoopResultBuilder]: At program point fooENTRY(lines 11 20) the Hoare annotation is: (let ((.cse1 (select |old(#memory_int)| |foo_#in~p.base|))) (let ((.cse5 (select .cse1 |foo_#in~p.offset|)) (.cse2 (select |#memory_int| |foo_#in~p.base|))) (let ((.cse0 (not (= |foo_#in~p.offset| 0))) (.cse4 (select .cse2 |foo_#in~p.offset|)) (.cse3 (not (< 0 (+ 2147483650 .cse5))))) (and (or .cse0 (not (<= (select .cse1 0) 11)) (<= (select .cse2 0) 11) .cse3) (or (= .cse4 10) .cse0 (not (= .cse5 10))) (or (not (< .cse5 2147483647)) .cse3 (< .cse4 2147483647)) (or (< 0 (+ .cse4 2147483650)) .cse3))))) [2022-11-20 10:52:19,077 INFO L899 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2022-11-20 10:52:19,077 INFO L899 garLoopResultBuilder]: For program point L14(lines 14 19) no Hoare annotation was computed. [2022-11-20 10:52:19,078 INFO L895 garLoopResultBuilder]: At program point L13(line 13) the Hoare annotation is: (let ((.cse3 (select |old(#memory_int)| |foo_#in~p.base|))) (let ((.cse1 (select |#memory_int| |foo_#in~p.base|)) (.cse0 (select |#memory_int| foo_~p.base)) (.cse7 (select .cse3 |foo_#in~p.offset|))) (let ((.cse2 (not (= |foo_#in~p.offset| 0))) (.cse4 (not (< 0 (+ 2147483650 .cse7)))) (.cse6 (select .cse0 foo_~p.offset)) (.cse5 (select .cse1 |foo_#in~p.offset|))) (and (or (and (<= (select .cse0 0) 11) (<= (select .cse1 0) 11) (= foo_~p.offset 0)) .cse2 (not (<= (select .cse3 0) 11)) .cse4) (or (and (= .cse5 10) (= .cse6 10)) .cse2 (not (= .cse7 10))) (or (not (< .cse7 2147483647)) .cse4 (< .cse5 2147483647)) (or .cse4 (and (<= .cse6 19) (< 0 (+ .cse6 2147483650)) (< 0 (+ .cse5 2147483650)))))))) [2022-11-20 10:52:19,078 INFO L899 garLoopResultBuilder]: For program point L12(lines 12 19) no Hoare annotation was computed. [2022-11-20 10:52:19,078 INFO L899 garLoopResultBuilder]: For program point L12-1(lines 11 20) no Hoare annotation was computed. [2022-11-20 10:52:19,078 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 10:52:19,078 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 10:52:19,078 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 10:52:19,079 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 10:52:19,079 INFO L895 garLoopResultBuilder]: At program point L27(line 27) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 10) (= |ULTIMATE.start_main_~p~0#1.offset| 0)) [2022-11-20 10:52:19,079 INFO L899 garLoopResultBuilder]: For program point L27-1(line 27) no Hoare annotation was computed. [2022-11-20 10:52:19,079 INFO L899 garLoopResultBuilder]: For program point L22(lines 22 28) no Hoare annotation was computed. [2022-11-20 10:52:19,079 INFO L899 garLoopResultBuilder]: For program point plusFINAL(lines 6 9) no Hoare annotation was computed. [2022-11-20 10:52:19,080 INFO L895 garLoopResultBuilder]: At program point plusENTRY(lines 6 9) the Hoare annotation is: (let ((.cse5 (select |old(#memory_int)| |plus_#in~p.base|))) (let ((.cse0 (select .cse5 |plus_#in~p.offset|)) (.cse3 (select |#memory_int| |plus_#in~p.base|))) (let ((.cse1 (not (= |plus_#in~p.offset| 0))) (.cse2 (select .cse3 |plus_#in~p.offset|)) (.cse4 (not (< 0 (+ 2147483650 .cse0))))) (and (or (not (= .cse0 10)) .cse1 (= .cse2 10)) (or .cse1 (<= (select .cse3 0) 11) .cse4 (not (<= (select .cse5 0) 11))) (or (and (< 0 (+ 2147483650 .cse2)) (<= .cse2 19)) .cse4 (not (<= .cse0 19))))))) [2022-11-20 10:52:19,080 INFO L899 garLoopResultBuilder]: For program point plusErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 7) no Hoare annotation was computed. [2022-11-20 10:52:19,080 INFO L899 garLoopResultBuilder]: For program point plusEXIT(lines 6 9) no Hoare annotation was computed. [2022-11-20 10:52:19,080 INFO L895 garLoopResultBuilder]: At program point L8(line 8) the Hoare annotation is: (let ((.cse7 (select |old(#memory_int)| |plus_#in~p.base|))) (let ((.cse0 (select .cse7 |plus_#in~p.offset|)) (.cse3 (select |#memory_int| plus_~p.base)) (.cse2 (select |#memory_int| |plus_#in~p.base|))) (let ((.cse4 (select .cse2 |plus_#in~p.offset|)) (.cse5 (select .cse3 plus_~p.offset)) (.cse1 (not (= |plus_#in~p.offset| 0))) (.cse6 (not (< 0 (+ 2147483650 .cse0))))) (and (or (not (= .cse0 10)) .cse1 (and (<= (select .cse2 0) 11) (<= (select .cse3 0) 11) (= plus_~p.offset 0))) (or (and (< 0 (+ 2147483650 .cse4)) (< 0 (+ .cse5 2147483650))) .cse6 (not (<= .cse0 19))) (or (and (< .cse4 2147483646) (< .cse5 2147483647)) .cse1 .cse6 (not (<= (select .cse7 0) 11))))))) [2022-11-20 10:52:19,081 INFO L899 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2022-11-20 10:52:19,081 INFO L899 garLoopResultBuilder]: For program point plusErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 7) no Hoare annotation was computed. [2022-11-20 10:52:19,085 INFO L899 garLoopResultBuilder]: For program point L7-1(line 7) no Hoare annotation was computed. [2022-11-20 10:52:19,090 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2022-11-20 10:52:19,092 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:52:19,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:52:19 BoogieIcfgContainer [2022-11-20 10:52:19,100 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:52:19,100 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:52:19,100 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:52:19,101 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:52:19,101 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:52:11" (3/4) ... [2022-11-20 10:52:19,105 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:52:19,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure foo [2022-11-20 10:52:19,113 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure plus [2022-11-20 10:52:19,118 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 10:52:19,119 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 10:52:19,119 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 10:52:19,119 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:52:19,119 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:52:19,177 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:52:19,177 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:52:19,177 INFO L158 Benchmark]: Toolchain (without parser) took 8240.78ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 146.3MB in the beginning and 144.3MB in the end (delta: 2.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 10:52:19,181 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory was 73.3MB in the beginning and 73.2MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:52:19,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.30ms. Allocated memory is still 178.3MB. Free memory was 146.3MB in the beginning and 136.1MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:52:19,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.24ms. Allocated memory is still 178.3MB. Free memory was 136.1MB in the beginning and 135.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:52:19,182 INFO L158 Benchmark]: Boogie Preprocessor took 39.33ms. Allocated memory is still 178.3MB. Free memory was 135.0MB in the beginning and 134.1MB in the end (delta: 860.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:52:19,183 INFO L158 Benchmark]: RCFGBuilder took 448.59ms. Allocated memory is still 178.3MB. Free memory was 134.1MB in the beginning and 123.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:52:19,183 INFO L158 Benchmark]: TraceAbstraction took 7321.09ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 122.3MB in the beginning and 146.4MB in the end (delta: -24.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-20 10:52:19,184 INFO L158 Benchmark]: Witness Printer took 76.75ms. Allocated memory is still 213.9MB. Free memory was 146.4MB in the beginning and 144.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:52:19,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory was 73.3MB in the beginning and 73.2MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.30ms. Allocated memory is still 178.3MB. Free memory was 146.3MB in the beginning and 136.1MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.24ms. Allocated memory is still 178.3MB. Free memory was 136.1MB in the beginning and 135.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.33ms. Allocated memory is still 178.3MB. Free memory was 135.0MB in the beginning and 134.1MB in the end (delta: 860.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 448.59ms. Allocated memory is still 178.3MB. Free memory was 134.1MB in the beginning and 123.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7321.09ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 122.3MB in the beginning and 146.4MB in the end (delta: -24.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Witness Printer took 76.75ms. Allocated memory is still 213.9MB. Free memory was 146.4MB in the beginning and 144.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 7.2s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 78 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 78 mSDsluCounter, 167 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 127 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 353 IncrementalHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 40 mSDtfsCounter, 353 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=2, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 17 PreInvPairs, 17 NumberOfFragments, 436 HoareAnnotationTreeSize, 17 FomulaSimplifications, 73 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 312 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 128 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 906 SizeOfPredicates, 44 NumberOfNonLiveVariables, 328 ConjunctsInSsa, 127 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 46/105 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-20 10:52:19,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_000d0c2f-46cc-4318-bcf3-09e4870a5a43/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE