./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4 --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 20745b6559a0027241fed3a5cbed63a985f3358ae9d5e4871ad5e64eb23bcb25 --- 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-2329fc7 [2022-12-14 20:24:10,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:24:10,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:24:10,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:24:10,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:24:10,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:24:10,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:24:10,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:24:10,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:24:10,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:24:10,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:24:10,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:24:10,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:24:10,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:24:10,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:24:10,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:24:10,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:24:10,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:24:10,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:24:10,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:24:10,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:24:10,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:24:10,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:24:10,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:24:10,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:24:10,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:24:10,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:24:10,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:24:10,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:24:10,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:24:10,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:24:10,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:24:10,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:24:10,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:24:10,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:24:10,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:24:10,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:24:10,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:24:10,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:24:10,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:24:10,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:24:10,158 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:24:10,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:24:10,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:24:10,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:24:10,173 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:24:10,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:24:10,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:24:10,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:24:10,174 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:24:10,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:24:10,175 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:24:10,175 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:24:10,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:24:10,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:24:10,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:24:10,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:24:10,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:24:10,176 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:24:10,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:24:10,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:24:10,176 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_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20745b6559a0027241fed3a5cbed63a985f3358ae9d5e4871ad5e64eb23bcb25 [2022-12-14 20:24:10,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:24:10,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:24:10,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:24:10,364 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:24:10,364 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:24:10,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c [2022-12-14 20:24:12,985 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:24:13,125 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:24:13,125 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c [2022-12-14 20:24:13,129 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/data/9f04130ac/4cba3027c0be4f7a8bcb048c6e1b8214/FLAGa0fae0c66 [2022-12-14 20:24:13,140 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/data/9f04130ac/4cba3027c0be4f7a8bcb048c6e1b8214 [2022-12-14 20:24:13,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:24:13,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:24:13,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:24:13,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:24:13,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:24:13,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea47120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13, skipping insertion in model container [2022-12-14 20:24:13,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:24:13,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:24:13,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:24:13,314 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:24:13,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:24:13,348 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:24:13,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13 WrapperNode [2022-12-14 20:24:13,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:24:13,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:24:13,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:24:13,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:24:13,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,375 INFO L138 Inliner]: procedures = 8, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2022-12-14 20:24:13,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:24:13,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:24:13,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:24:13,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:24:13,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,389 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:24:13,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:24:13,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:24:13,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:24:13,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:24:13,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:24:13,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:24:13,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:24:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:24:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:24:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:24:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:24:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:24:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:24:13,505 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:24:13,507 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:24:13,596 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:24:13,610 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:24:13,610 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:24:13,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:13 BoogieIcfgContainer [2022-12-14 20:24:13,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:24:13,612 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:24:13,612 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:24:13,620 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:24:13,620 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:13" (1/1) ... [2022-12-14 20:24:13,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:24:13,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:13,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-12-14 20:24:13,666 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-12-14 20:24:13,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:24:13,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:13,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:13,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2022-12-14 20:24:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2022-12-14 20:24:13,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:24:13,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:13,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:13,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2022-12-14 20:24:13,927 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2022-12-14 20:24:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:24:13,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:13,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:14,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:14,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-12-14 20:24:14,039 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-12-14 20:24:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:24:14,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:14,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:14,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2022-12-14 20:24:14,232 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2022-12-14 20:24:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:24:14,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:14,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:14,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:14,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:14,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2022-12-14 20:24:14,432 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-12-14 20:24:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:24:14,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:14,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:24:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:14,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2022-12-14 20:24:14,531 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2022-12-14 20:24:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:24:14,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:14,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:14,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:14,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2022-12-14 20:24:14,637 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2022-12-14 20:24:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:24:14,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:14,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:14,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:24:14,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:14,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2022-12-14 20:24:14,769 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-12-14 20:24:14,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:24:14,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:14,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2022-12-14 20:24:14,963 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-12-14 20:24:14,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:24:14,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:14,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:24:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 48 transitions. [2022-12-14 20:24:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2022-12-14 20:24:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:24:15,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:15,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:24:15,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:24:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:24:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:24:15,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:24:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:24:15,472 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2022-12-14 20:24:15,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:24:15 ImpRootNode [2022-12-14 20:24:15,496 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:24:15,497 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:24:15,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:24:15,497 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:24:15,497 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:13" (3/4) ... [2022-12-14 20:24:15,499 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 20:24:15,535 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:24:15,535 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:24:15,536 INFO L158 Benchmark]: Toolchain (without parser) took 2392.32ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 101.6MB in the beginning and 68.1MB in the end (delta: 33.5MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2022-12-14 20:24:15,537 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory was 108.4MB in the beginning and 108.3MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:24:15,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.08ms. Allocated memory is still 136.3MB. Free memory was 101.6MB in the beginning and 91.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:24:15,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.12ms. Allocated memory is still 136.3MB. Free memory was 91.9MB in the beginning and 90.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:24:15,539 INFO L158 Benchmark]: Boogie Preprocessor took 14.29ms. Allocated memory is still 136.3MB. Free memory was 90.5MB in the beginning and 89.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:24:15,539 INFO L158 Benchmark]: RCFGBuilder took 221.25ms. Allocated memory is still 136.3MB. Free memory was 89.4MB in the beginning and 78.1MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:24:15,540 INFO L158 Benchmark]: CodeCheck took 1883.88ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 78.1MB in the beginning and 69.2MB in the end (delta: 8.9MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-12-14 20:24:15,541 INFO L158 Benchmark]: Witness Printer took 38.76ms. Allocated memory is still 163.6MB. Free memory was 69.2MB in the beginning and 68.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:24:15,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 243 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 91 mSDsluCounter, 116 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22 mSDsCounter, 229 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 640 IncrementalHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 229 mSolverCounterUnsat, 94 mSDtfsCounter, 640 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 627 GetRequests, 566 SyntacticMatches, 7 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1093 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 250 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 5/24 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 26]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int a_length = __VERIFIER_nondet_int(); [L13] COND FALSE !(a_length < 1) [L16] int a[a_length]; [L17] int j = 0; VAL [a={2:0}, a_length=1, j=0] [L17] COND TRUE j < a_length [L18] a[j] = __VERIFIER_nondet_int() [L17] j++ VAL [a={2:0}, a_length=1, j=1] [L17] COND FALSE !(j < a_length) [L20] int offset = 1; [L21] int i = 0; VAL [a={2:0}, a_length=1, i=0, j=1, offset=1] [L22] COND TRUE i < a_length [L23] EXPR a[i] VAL [a={2:0}, a[i]=2147483647, a_length=1, i=0, j=1, offset=1] [L23] COND FALSE !(a[i] < 0) [L26] EXPR i + offset [L26] EXPR a[i] VAL [a={2:0}, a[i]=2147483647, a_length=1, i=0, j=1, offset=1] [L26] i + offset + a[i] VAL [a={2:0}, a[i]=2147483647, a_length=1, i=0, j=1, offset=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory was 108.4MB in the beginning and 108.3MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.08ms. Allocated memory is still 136.3MB. Free memory was 101.6MB in the beginning and 91.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.12ms. Allocated memory is still 136.3MB. Free memory was 91.9MB in the beginning and 90.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.29ms. Allocated memory is still 136.3MB. Free memory was 90.5MB in the beginning and 89.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 221.25ms. Allocated memory is still 136.3MB. Free memory was 89.4MB in the beginning and 78.1MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 1883.88ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 78.1MB in the beginning and 69.2MB in the end (delta: 8.9MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * Witness Printer took 38.76ms. Allocated memory is still 163.6MB. Free memory was 69.2MB in the beginning and 68.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 20:24:15,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9aa3d29-c9d3-44f1-bb86-9cff94fbb2b9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)