./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_03_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/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_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/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_8a2850d3-b3db-4180-b159-83237bf5702a/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 677674a60377b274a11e81ad84fc5c138de43f26c66416878f7b9cb611e2cc0d --- 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 16:39:17,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:17,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:17,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:17,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:17,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:17,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:17,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:17,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:17,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:17,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:17,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:17,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:17,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:17,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:17,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:17,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:17,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:17,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:17,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:17,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:17,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:17,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:17,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:17,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:17,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:17,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:17,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:17,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:17,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:17,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:17,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:17,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:17,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:17,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:17,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:17,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:17,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:17,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:17,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:17,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:17,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:39:17,200 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:17,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:17,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:17,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:17,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:17,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:17,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:17,204 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:17,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:17,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:17,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:17,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:17,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:17,206 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:17,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:17,206 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:17,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:17,207 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:17,207 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:17,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:17,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:17,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:17,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:17,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:17,208 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:39:17,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:39:17,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:17,209 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_8a2850d3-b3db-4180-b159-83237bf5702a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 677674a60377b274a11e81ad84fc5c138de43f26c66416878f7b9cb611e2cc0d [2022-11-20 16:39:17,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:17,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:17,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:17,537 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:17,537 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:17,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_03_good.i [2022-11-20 16:39:20,556 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:20,906 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:20,906 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_03_good.i [2022-11-20 16:39:20,932 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/data/c276d0a0e/2206fdb3e1a64222a31030f6dc2ffd42/FLAGc7d360fdf [2022-11-20 16:39:20,946 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/data/c276d0a0e/2206fdb3e1a64222a31030f6dc2ffd42 [2022-11-20 16:39:20,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:20,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:20,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:20,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:20,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:20,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:20" (1/1) ... [2022-11-20 16:39:20,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128b9838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:20, skipping insertion in model container [2022-11-20 16:39:20,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:20" (1/1) ... [2022-11-20 16:39:20,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:21,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:21,462 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:39:22,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:22,087 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:22,117 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:39:22,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:22,356 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:22,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22 WrapperNode [2022-11-20 16:39:22,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:22,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:22,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:22,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:22,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,435 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2022-11-20 16:39:22,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:22,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:22,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:22,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:22,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,458 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:22,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:22,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:22,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:22,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:22,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:22,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:22,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:39:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:39:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:39:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:39:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:22,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:39:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:39:22,710 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:22,713 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:22,878 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:22,926 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:22,927 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 16:39:22,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:22 BoogieIcfgContainer [2022-11-20 16:39:22,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:22,930 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:22,930 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:22,940 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:22,941 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:22" (1/1) ... [2022-11-20 16:39:22,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:39:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:23,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2022-11-20 16:39:23,076 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2022-11-20 16:39:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:39:23,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:23,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:23,420 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 16:39:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 46 transitions. [2022-11-20 16:39:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-11-20 16:39:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:39:23,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:23,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:23,638 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 16:39:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2022-11-20 16:39:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-20 16:39:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:39:23,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:23,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:23,775 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:39:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 33 transitions. [2022-11-20 16:39:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-11-20 16:39:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:39:23,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:23,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:23,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:39:23,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 32 transitions. [2022-11-20 16:39:23,928 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-11-20 16:39:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:39:23,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:23,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:39:24,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 30 transitions. [2022-11-20 16:39:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-20 16:39:24,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:39:24,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:24,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:39:24,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:24,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 29 transitions. [2022-11-20 16:39:24,065 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-20 16:39:24,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:39:24,066 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2022-11-20 16:39:24,074 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:39:24,109 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:39:24,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:39:24 ImpRootNode [2022-11-20 16:39:24,116 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:39:24,116 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:39:24,117 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:39:24,117 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:39:24,117 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:22" (3/4) ... [2022-11-20 16:39:24,122 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:39:24,136 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:39:24,139 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:39:24,148 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-11-20 16:39:24,149 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 16:39:24,149 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:39:24,149 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:39:24,199 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:39:24,199 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:39:24,200 INFO L158 Benchmark]: Toolchain (without parser) took 3249.87ms. Allocated memory is still 146.8MB. Free memory was 104.8MB in the beginning and 55.2MB in the end (delta: 49.7MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:24,201 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 109.1MB. Free memory was 78.6MB in the beginning and 78.6MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:24,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1406.26ms. Allocated memory is still 146.8MB. Free memory was 104.5MB in the beginning and 80.0MB in the end (delta: 24.5MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2022-11-20 16:39:24,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.69ms. Allocated memory is still 146.8MB. Free memory was 80.0MB in the beginning and 76.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:39:24,202 INFO L158 Benchmark]: Boogie Preprocessor took 25.51ms. Allocated memory is still 146.8MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:24,203 INFO L158 Benchmark]: RCFGBuilder took 466.68ms. Allocated memory is still 146.8MB. Free memory was 75.2MB in the beginning and 59.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 16:39:24,203 INFO L158 Benchmark]: CodeCheck took 1185.62ms. Allocated memory is still 146.8MB. Free memory was 59.8MB in the beginning and 59.3MB in the end (delta: 531.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:24,204 INFO L158 Benchmark]: Witness Printer took 83.02ms. Allocated memory is still 146.8MB. Free memory was 59.3MB in the beginning and 55.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:39:24,206 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 3 procedures, 42 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 313 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 135 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 705 GetRequests, 697 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 101 ConstructedInterpolants, 0 QuantifiedInterpolants, 119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 26/26 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1642]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 109.1MB. Free memory was 78.6MB in the beginning and 78.6MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1406.26ms. Allocated memory is still 146.8MB. Free memory was 104.5MB in the beginning and 80.0MB in the end (delta: 24.5MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.69ms. Allocated memory is still 146.8MB. Free memory was 80.0MB in the beginning and 76.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.51ms. Allocated memory is still 146.8MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.68ms. Allocated memory is still 146.8MB. Free memory was 75.2MB in the beginning and 59.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1185.62ms. Allocated memory is still 146.8MB. Free memory was 59.8MB in the beginning and 59.3MB in the end (delta: 531.0kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 83.02ms. Allocated memory is still 146.8MB. Free memory was 59.3MB in the beginning and 55.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:39:24,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2850d3-b3db-4180-b159-83237bf5702a/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 Result: TRUE