./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/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_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/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_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/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 7b2ca0dccbea91af64797d8a5eb7d4b3bdba1388224ef3389e5865a9e8982ac2 --- 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 17:39:10,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:39:10,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:39:10,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:39:10,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:39:10,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:39:10,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:39:10,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:39:10,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:39:10,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:39:10,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:39:10,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:39:10,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:39:10,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:39:10,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:39:10,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:39:10,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:39:10,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:39:10,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:39:10,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:39:10,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:39:10,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:39:10,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:39:10,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:39:10,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:39:10,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:39:10,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:39:10,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:39:10,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:39:10,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:39:10,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:39:10,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:39:10,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:39:10,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:39:10,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:39:10,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:39:10,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:39:10,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:39:10,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:39:10,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:39:10,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:39:10,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:39:10,158 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:39:10,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:39:10,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:39:10,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:39:10,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:39:10,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:39:10,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:39:10,161 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:39:10,162 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:39:10,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:39:10,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:39:10,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:39:10,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:39:10,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:39:10,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:39:10,163 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:39:10,164 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:39:10,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:39:10,164 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:39:10,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:39:10,165 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:39:10,165 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:39:10,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:39:10,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:39:10,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:39:10,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:39:10,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:39:10,166 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:39:10,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:39:10,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:39:10,167 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_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b2ca0dccbea91af64797d8a5eb7d4b3bdba1388224ef3389e5865a9e8982ac2 [2022-11-20 17:39:10,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:39:10,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:39:10,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:39:10,484 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:39:10,484 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:39:10,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i [2022-11-20 17:39:13,793 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:39:13,979 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:39:13,980 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i [2022-11-20 17:39:13,987 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/data/9805beb3d/9f385abb20014db9b621d5f25fbb71a8/FLAG9517c2fa3 [2022-11-20 17:39:14,006 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/data/9805beb3d/9f385abb20014db9b621d5f25fbb71a8 [2022-11-20 17:39:14,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:39:14,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:39:14,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:39:14,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:39:14,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:39:14,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c71b731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14, skipping insertion in model container [2022-11-20 17:39:14,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:39:14,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:39:14,247 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_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i[873,886] [2022-11-20 17:39:14,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:39:14,267 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:39:14,281 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_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i[873,886] [2022-11-20 17:39:14,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:39:14,299 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:39:14,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14 WrapperNode [2022-11-20 17:39:14,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:39:14,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:39:14,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:39:14,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:39:14,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,337 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-11-20 17:39:14,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:39:14,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:39:14,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:39:14,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:39:14,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,369 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:39:14,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:39:14,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:39:14,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:39:14,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:39:14,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:39:14,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:39:14,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:39:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:39:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:39:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:39:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:39:14,519 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:39:14,521 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:39:14,631 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:39:14,662 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:39:14,662 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:39:14,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:39:14 BoogieIcfgContainer [2022-11-20 17:39:14,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:39:14,667 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:39:14,667 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:39:14,678 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:39:14,678 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:39:14" (1/1) ... [2022-11-20 17:39:14,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:39:14,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:14,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-20 17:39:14,741 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-20 17:39:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:39:14,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:14,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:39:14,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:39:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:39:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:39:14,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:39:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:39:14,984 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 17:39:15,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:39:15 ImpRootNode [2022-11-20 17:39:15,018 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:39:15,019 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:39:15,019 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:39:15,019 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:39:15,020 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:39:14" (3/4) ... [2022-11-20 17:39:15,022 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:39:15,058 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:39:15,069 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:39:15,071 INFO L158 Benchmark]: Toolchain (without parser) took 1055.67ms. Allocated memory is still 178.3MB. Free memory was 134.0MB in the beginning and 97.3MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-20 17:39:15,071 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:39:15,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.37ms. Allocated memory is still 178.3MB. Free memory was 134.0MB in the beginning and 124.0MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:39:15,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.20ms. Allocated memory is still 178.3MB. Free memory was 124.0MB in the beginning and 122.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:39:15,073 INFO L158 Benchmark]: Boogie Preprocessor took 33.33ms. Allocated memory is still 178.3MB. Free memory was 122.4MB in the beginning and 121.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:39:15,074 INFO L158 Benchmark]: RCFGBuilder took 293.42ms. Allocated memory is still 178.3MB. Free memory was 121.3MB in the beginning and 109.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:39:15,075 INFO L158 Benchmark]: CodeCheck took 351.30ms. Allocated memory is still 178.3MB. Free memory was 109.9MB in the beginning and 99.3MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:39:15,075 INFO L158 Benchmark]: Witness Printer took 50.27ms. Allocated memory is still 178.3MB. Free memory was 98.8MB in the beginning and 97.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:39:15,079 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, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 5 NumberOfCodeBlocks, 5 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: 25]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int x = __VERIFIER_nondet_int(); [L21] int y = __VERIFIER_nondet_int(); [L22] COND FALSE !(!(y>0 || x>0)) VAL [x=2147483647, y=0] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] COND TRUE x>0 [L25] x++ VAL [x=2147483647, x++=2147483647, y=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.37ms. Allocated memory is still 178.3MB. Free memory was 134.0MB in the beginning and 124.0MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.20ms. Allocated memory is still 178.3MB. Free memory was 124.0MB in the beginning and 122.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.33ms. Allocated memory is still 178.3MB. Free memory was 122.4MB in the beginning and 121.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 293.42ms. Allocated memory is still 178.3MB. Free memory was 121.3MB in the beginning and 109.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 351.30ms. Allocated memory is still 178.3MB. Free memory was 109.9MB in the beginning and 99.3MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 50.27ms. Allocated memory is still 178.3MB. Free memory was 98.8MB in the beginning and 97.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 17:39:15,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9759ffc0-59ef-4b8c-a392-8dbe77c0b459/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)