./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/jain_2-2.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_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/jain_2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ --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 32bit --witnessprinter.graph.data.programhash 8eec548a4c82dd5a47d675f392303384d43164ef3701b233496f9297936a0f0f --- 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 17:08:58,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:08:58,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:08:58,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:08:58,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:08:58,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:08:58,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:08:58,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:08:58,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:08:58,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:08:58,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:08:58,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:08:58,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:08:58,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:08:58,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:08:58,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:08:58,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:08:58,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:08:58,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:08:58,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:08:58,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:08:58,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:08:58,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:08:58,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:08:58,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:08:58,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:08:58,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:08:58,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:08:58,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:08:58,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:08:58,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:08:58,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:08:58,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:08:58,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:08:58,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:08:58,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:08:58,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:08:58,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:08:58,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:08:58,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:08:58,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:08:58,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:08:58,284 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:08:58,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:08:58,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:08:58,285 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:08:58,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:08:58,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:08:58,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:08:58,287 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:08:58,287 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:08:58,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:08:58,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:08:58,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:08:58,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:08:58,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:08:58,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:08:58,289 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:08:58,290 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:08:58,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:08:58,290 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:08:58,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:08:58,291 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:08:58,291 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:08:58,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:08:58,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:58,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:08:58,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:08:58,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:08:58,293 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:08:58,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:08:58,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:08:58,294 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_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eec548a4c82dd5a47d675f392303384d43164ef3701b233496f9297936a0f0f [2022-11-20 17:08:58,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:08:58,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:08:58,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:08:58,624 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:08:58,624 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:08:58,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/bitvector/jain_2-2.c [2022-11-20 17:09:01,678 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:09:01,951 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:09:01,952 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/sv-benchmarks/c/bitvector/jain_2-2.c [2022-11-20 17:09:01,959 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/data/4624e6db8/4e866bc8df5b4c25ba4e78d18b89f42f/FLAGeaa0e97a0 [2022-11-20 17:09:01,978 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/data/4624e6db8/4e866bc8df5b4c25ba4e78d18b89f42f [2022-11-20 17:09:01,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:09:01,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:09:01,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:01,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:09:01,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:09:01,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:01" (1/1) ... [2022-11-20 17:09:01,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a4c01dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:01, skipping insertion in model container [2022-11-20 17:09:01,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:01" (1/1) ... [2022-11-20 17:09:02,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:09:02,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:09:02,196 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_5b64cdba-d993-46f6-aa46-6df98ac51666/sv-benchmarks/c/bitvector/jain_2-2.c[665,678] [2022-11-20 17:09:02,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:02,218 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:09:02,230 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_5b64cdba-d993-46f6-aa46-6df98ac51666/sv-benchmarks/c/bitvector/jain_2-2.c[665,678] [2022-11-20 17:09:02,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:02,247 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:09:02,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02 WrapperNode [2022-11-20 17:09:02,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:02,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:02,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:09:02,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:09:02,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,278 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2022-11-20 17:09:02,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:02,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:09:02,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:09:02,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:09:02,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,297 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:09:02,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:09:02,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:09:02,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:09:02,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:09:02,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:09:02,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:09:02,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:09:02,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:09:02,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:09:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:09:02,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:09:02,464 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:09:02,466 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:09:02,676 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:09:02,701 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:09:02,702 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:09:02,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:02 BoogieIcfgContainer [2022-11-20 17:09:02,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:09:02,707 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:09:02,707 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:09:02,717 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:09:02,717 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:02" (1/1) ... [2022-11-20 17:09:02,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:09:02,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:02,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2022-11-20 17:09:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2022-11-20 17:09:02,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:09:02,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:02,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:09:02,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:09:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:09:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:09:02,917 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:09:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:09:02,928 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 17:09:02,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:09:02 ImpRootNode [2022-11-20 17:09:02,950 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:09:02,967 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:09:02,968 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:09:02,968 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:09:02,969 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:02" (3/4) ... [2022-11-20 17:09:02,974 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:09:03,035 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:09:03,035 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:09:03,036 INFO L158 Benchmark]: Toolchain (without parser) took 1051.23ms. Allocated memory is still 144.7MB. Free memory was 115.2MB in the beginning and 78.5MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-20 17:09:03,037 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:09:03,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.83ms. Allocated memory is still 144.7MB. Free memory was 114.7MB in the beginning and 105.2MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:09:03,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.71ms. Allocated memory is still 144.7MB. Free memory was 105.2MB in the beginning and 103.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:09:03,039 INFO L158 Benchmark]: Boogie Preprocessor took 19.40ms. Allocated memory is still 144.7MB. Free memory was 103.6MB in the beginning and 102.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:09:03,040 INFO L158 Benchmark]: RCFGBuilder took 405.17ms. Allocated memory is still 144.7MB. Free memory was 102.6MB in the beginning and 91.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:09:03,040 INFO L158 Benchmark]: CodeCheck took 253.78ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 80.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:09:03,041 INFO L158 Benchmark]: Witness Printer took 68.05ms. Allocated memory is still 144.7MB. Free memory was 80.1MB in the beginning and 78.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:09:03,045 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, 23 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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: 29]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int x,y; [L24] x = 1 [L25] y = 1 VAL [x=1, y=1] [L27] COND TRUE 1 [L29] 2*__VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=1073741824, x=1, y=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.83ms. Allocated memory is still 144.7MB. Free memory was 114.7MB in the beginning and 105.2MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.71ms. Allocated memory is still 144.7MB. Free memory was 105.2MB in the beginning and 103.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.40ms. Allocated memory is still 144.7MB. Free memory was 103.6MB in the beginning and 102.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 405.17ms. Allocated memory is still 144.7MB. Free memory was 102.6MB in the beginning and 91.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 253.78ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 80.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 68.05ms. Allocated memory is still 144.7MB. Free memory was 80.1MB in the beginning and 78.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 17:09:03,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b64cdba-d993-46f6-aa46-6df98ac51666/bin/ukojak-pZX7IvK2PQ/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)