./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_65_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/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_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/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 64bit --witnessprinter.graph.data.programhash 606ed3919da7dfdc21ce9fbf659db3ffb1731b2ee75fb85edcfe264b84d1a77a --- 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 17:19:15,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:19:15,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:19:15,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:19:15,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:19:15,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:19:15,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:19:15,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:19:15,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:19:16,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:19:16,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:19:16,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:19:16,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:19:16,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:19:16,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:19:16,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:19:16,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:19:16,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:19:16,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:19:16,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:19:16,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:19:16,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:19:16,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:19:16,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:19:16,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:19:16,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:19:16,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:19:16,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:19:16,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:19:16,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:19:16,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:19:16,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:19:16,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:19:16,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:19:16,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:19:16,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:19:16,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:19:16,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:19:16,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:19:16,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:19:16,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:19:16,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:19:16,091 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:19:16,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:19:16,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:19:16,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:19:16,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:19:16,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:19:16,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:19:16,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:19:16,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:19:16,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:19:16,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:19:16,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:19:16,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:19:16,096 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:19:16,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:19:16,097 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:19:16,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:19:16,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:19:16,097 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:19:16,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:19:16,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:19:16,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:19:16,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:19:16,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:19:16,099 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:19:16,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:19:16,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:19:16,099 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_444be110-bbb8-40ee-a136-75082ca8ccd9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606ed3919da7dfdc21ce9fbf659db3ffb1731b2ee75fb85edcfe264b84d1a77a [2022-11-20 17:19:16,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:19:16,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:19:16,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:19:16,358 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:19:16,359 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:19:16,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_65_good.i [2022-11-20 17:19:19,502 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:19:19,860 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:19:19,860 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_65_good.i [2022-11-20 17:19:19,881 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/data/594bf5f12/20c79f95f7934c3dabcb42f4b3d995e7/FLAG61249aa7f [2022-11-20 17:19:19,896 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/data/594bf5f12/20c79f95f7934c3dabcb42f4b3d995e7 [2022-11-20 17:19:19,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:19:19,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:19:19,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:19:19,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:19:19,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:19:19,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:19:19" (1/1) ... [2022-11-20 17:19:19,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a1dfd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:19, skipping insertion in model container [2022-11-20 17:19:19,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:19:19" (1/1) ... [2022-11-20 17:19:19,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:19:19,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:19:20,419 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:19:21,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:19:21,186 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:19:21,207 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:19:21,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:19:21,444 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:19:21,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21 WrapperNode [2022-11-20 17:19:21,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:19:21,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:19:21,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:19:21,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:19:21,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,522 INFO L138 Inliner]: procedures = 504, calls = 63, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 81 [2022-11-20 17:19:21,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:19:21,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:19:21,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:19:21,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:19:21,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:19:21,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:19:21,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:19:21,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:19:21,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:21" (1/1) ... [2022-11-20 17:19:21,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:19:21,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:19:21,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:19:21,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:19:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:19:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:19:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:19:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:19:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:19:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-20 17:19:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-20 17:19:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:19:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:19:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:19:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:19:21,816 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:19:21,818 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:19:22,042 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:19:22,125 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:19:22,125 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:19:22,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:22 BoogieIcfgContainer [2022-11-20 17:19:22,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:19:22,129 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:19:22,129 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:19:22,140 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:19:22,140 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:22" (1/1) ... [2022-11-20 17:19:22,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:19:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-11-20 17:19:22,217 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-20 17:19:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:19:22,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:22,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:22,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:22,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 42 transitions. [2022-11-20 17:19:22,758 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-11-20 17:19:22,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:19:22,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:22,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:22,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:22,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:22,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 43 transitions. [2022-11-20 17:19:22,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-11-20 17:19:22,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:19:22,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:22,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:23,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 45 transitions. [2022-11-20 17:19:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-11-20 17:19:23,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:19:23,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:23,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:23,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:23,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 46 transitions. [2022-11-20 17:19:23,188 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-11-20 17:19:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:19:23,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:23,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:23,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:23,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 41 transitions. [2022-11-20 17:19:23,835 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2022-11-20 17:19:23,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:19:23,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:23,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:19:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 40 transitions. [2022-11-20 17:19:24,157 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-11-20 17:19:24,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:19:24,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:24,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:24,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:25,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:25,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 39 transitions. [2022-11-20 17:19:25,620 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-11-20 17:19:25,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:19:25,621 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2022-11-20 17:19:25,631 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-20 17:19:25,757 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:19:25,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:19:25 ImpRootNode [2022-11-20 17:19:25,762 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:19:25,762 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:19:25,763 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:19:25,763 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:19:25,763 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:22" (3/4) ... [2022-11-20 17:19:25,770 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:19:25,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:19:25,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:19:25,775 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-20 17:19:25,779 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-20 17:19:25,779 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 17:19:25,779 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 17:19:25,780 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:19:25,827 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:19:25,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:19:25,828 INFO L158 Benchmark]: Toolchain (without parser) took 5927.98ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 102.3MB in the beginning and 140.9MB in the end (delta: -38.6MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2022-11-20 17:19:25,829 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 151.0MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:19:25,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1544.61ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 102.3MB in the beginning and 140.8MB in the end (delta: -38.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2022-11-20 17:19:25,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.04ms. Allocated memory is still 199.2MB. Free memory was 140.8MB in the beginning and 137.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:19:25,830 INFO L158 Benchmark]: Boogie Preprocessor took 51.95ms. Allocated memory is still 199.2MB. Free memory was 137.9MB in the beginning and 135.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:19:25,831 INFO L158 Benchmark]: RCFGBuilder took 551.96ms. Allocated memory is still 199.2MB. Free memory was 135.8MB in the beginning and 115.7MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:19:25,831 INFO L158 Benchmark]: CodeCheck took 3632.95ms. Allocated memory is still 199.2MB. Free memory was 115.7MB in the beginning and 144.1MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:19:25,832 INFO L158 Benchmark]: Witness Printer took 65.12ms. Allocated memory is still 199.2MB. Free memory was 144.1MB in the beginning and 140.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:19:25,834 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 224 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 109 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 129 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 325 IncrementalHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 129 mSolverCounterUnsat, 109 mSDtfsCounter, 325 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 795 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 7/7 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 - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 151.0MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1544.61ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 102.3MB in the beginning and 140.8MB in the end (delta: -38.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.04ms. Allocated memory is still 199.2MB. Free memory was 140.8MB in the beginning and 137.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.95ms. Allocated memory is still 199.2MB. Free memory was 137.9MB in the beginning and 135.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 551.96ms. Allocated memory is still 199.2MB. Free memory was 135.8MB in the beginning and 115.7MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3632.95ms. Allocated memory is still 199.2MB. Free memory was 115.7MB in the beginning and 144.1MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 65.12ms. Allocated memory is still 199.2MB. Free memory was 144.1MB in the beginning and 140.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:19:25,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444be110-bbb8-40ee-a136-75082ca8ccd9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE