./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 b5237d83 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_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:51:17,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:51:17,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:51:17,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:51:17,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:51:17,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:51:17,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:51:17,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:51:17,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:51:17,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:51:17,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:51:17,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:51:17,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:51:17,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:51:17,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:51:17,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:51:17,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:51:17,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:51:17,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:51:17,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:51:17,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:51:17,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:51:17,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:51:17,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:51:18,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:51:18,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:51:18,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:51:18,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:51:18,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:51:18,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:51:18,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:51:18,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:51:18,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:51:18,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:51:18,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:51:18,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:51:18,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:51:18,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:51:18,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:51:18,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:51:18,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:51:18,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:51:18,059 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:51:18,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:51:18,061 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:51:18,061 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:51:18,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:51:18,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:51:18,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:51:18,063 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:51:18,063 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:51:18,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:51:18,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:51:18,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:51:18,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:51:18,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:51:18,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:51:18,066 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:51:18,066 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:51:18,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:51:18,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:51:18,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:51:18,067 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:51:18,067 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:51:18,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:51:18,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:51:18,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:51:18,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:51:18,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:51:18,069 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:51:18,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:51:18,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:51:18,070 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_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b2ca0dccbea91af64797d8a5eb7d4b3bdba1388224ef3389e5865a9e8982ac2 [2022-11-21 22:51:18,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:51:18,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:51:18,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:51:18,375 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:51:18,376 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:51:18,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i [2022-11-21 22:51:21,609 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:51:21,909 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:51:21,910 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i [2022-11-21 22:51:21,917 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/data/d5a362403/c1cee05bcda54c519899d3ff247adeb1/FLAG2d5d7c051 [2022-11-21 22:51:21,938 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/data/d5a362403/c1cee05bcda54c519899d3ff247adeb1 [2022-11-21 22:51:21,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:51:21,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:51:21,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:51:21,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:51:21,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:51:21,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:51:21" (1/1) ... [2022-11-21 22:51:21,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f148ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:21, skipping insertion in model container [2022-11-21 22:51:21,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:51:21" (1/1) ... [2022-11-21 22:51:21,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:51:21,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:51:22,174 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_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i[873,886] [2022-11-21 22:51:22,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:51:22,196 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:51:22,208 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_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/sv-benchmarks/c/loop-zilu/benchmark45_disjunctive.i[873,886] [2022-11-21 22:51:22,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:51:22,225 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:51:22,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22 WrapperNode [2022-11-21 22:51:22,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:51:22,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:51:22,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:51:22,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:51:22,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,263 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-11-21 22:51:22,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:51:22,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:51:22,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:51:22,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:51:22,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,305 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:51:22,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:51:22,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:51:22,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:51:22,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:51:22,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:51:22,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:51:22,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:51:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:51:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:51:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:51:22,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:51:22,463 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:51:22,466 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:51:22,646 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:51:22,696 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:51:22,710 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:51:22,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:51:22 BoogieIcfgContainer [2022-11-21 22:51:22,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:51:22,714 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:51:22,714 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:51:22,725 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:51:22,734 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:51:22" (1/1) ... [2022-11-21 22:51:22,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:51:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:51:22,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-21 22:51:22,835 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-21 22:51:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:51:22,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:51:22,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:51:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:51:22,965 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:51:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:51:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:51:23,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:51:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:51:23,034 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 22:51:23,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:51:23 ImpRootNode [2022-11-21 22:51:23,062 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:51:23,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:51:23,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:51:23,066 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:51:23,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:51:22" (3/4) ... [2022-11-21 22:51:23,069 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 22:51:23,126 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:51:23,127 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:51:23,131 INFO L158 Benchmark]: Toolchain (without parser) took 1184.59ms. Allocated memory is still 161.5MB. Free memory was 128.4MB in the beginning and 90.6MB in the end (delta: 37.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-21 22:51:23,132 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 127.9MB. Free memory was 70.3MB in the beginning and 70.2MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:51:23,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.24ms. Allocated memory is still 161.5MB. Free memory was 128.4MB in the beginning and 118.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:51:23,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.62ms. Allocated memory is still 161.5MB. Free memory was 118.0MB in the beginning and 116.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:51:23,134 INFO L158 Benchmark]: Boogie Preprocessor took 45.18ms. Allocated memory is still 161.5MB. Free memory was 116.5MB in the beginning and 115.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:51:23,135 INFO L158 Benchmark]: RCFGBuilder took 403.35ms. Allocated memory is still 161.5MB. Free memory was 114.5MB in the beginning and 103.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:51:23,138 INFO L158 Benchmark]: CodeCheck took 348.33ms. Allocated memory is still 161.5MB. Free memory was 103.3MB in the beginning and 92.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:51:23,139 INFO L158 Benchmark]: Witness Printer took 61.33ms. Allocated memory is still 161.5MB. Free memory was 92.2MB in the beginning and 90.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:51:23,145 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 0.21ms. Allocated memory is still 127.9MB. Free memory was 70.3MB in the beginning and 70.2MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.24ms. Allocated memory is still 161.5MB. Free memory was 128.4MB in the beginning and 118.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.62ms. Allocated memory is still 161.5MB. Free memory was 118.0MB in the beginning and 116.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.18ms. Allocated memory is still 161.5MB. Free memory was 116.5MB in the beginning and 115.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 403.35ms. Allocated memory is still 161.5MB. Free memory was 114.5MB in the beginning and 103.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 348.33ms. Allocated memory is still 161.5MB. Free memory was 103.3MB in the beginning and 92.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 61.33ms. Allocated memory is still 161.5MB. Free memory was 92.2MB in the beginning and 90.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 22:51:23,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f821fc20-e35d-46cc-92c3-4d8ce21bef1f/bin/ukojak-jW3SillKbg/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)