./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4 --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 5f945bbac680cb103e2403781c64830e6ac44ced22e0228cb5d259fcc1604d20 --- 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-2329fc7 [2022-12-15 01:43:31,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:43:31,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:43:31,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:43:31,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:43:31,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:43:31,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:43:31,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:43:31,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:43:31,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:43:31,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:43:31,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:43:31,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:43:31,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:43:31,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:43:31,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:43:31,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:43:31,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:43:31,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:43:31,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:43:31,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:43:31,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:43:31,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:43:31,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:43:31,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:43:31,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:43:31,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:43:31,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:43:31,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:43:31,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:43:31,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:43:31,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:43:31,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:43:31,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:43:31,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:43:31,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:43:31,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:43:31,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:43:31,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:43:31,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:43:31,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:43:31,339 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 01:43:31,354 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:43:31,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:43:31,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:43:31,360 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:43:31,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:43:31,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:43:31,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:43:31,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:43:31,362 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:43:31,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:43:31,362 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:43:31,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:43:31,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:43:31,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:43:31,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:43:31,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:43:31,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:43:31,363 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:43:31,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:43:31,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:43:31,363 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_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f945bbac680cb103e2403781c64830e6ac44ced22e0228cb5d259fcc1604d20 [2022-12-15 01:43:31,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:43:31,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:43:31,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:43:31,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:43:31,570 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:43:31,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_good.i [2022-12-15 01:43:34,162 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:43:34,401 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:43:34,401 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_good.i [2022-12-15 01:43:34,415 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/data/76d0c6662/367335df730a4be4b788e663455eca58/FLAG333187c96 [2022-12-15 01:43:34,734 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/data/76d0c6662/367335df730a4be4b788e663455eca58 [2022-12-15 01:43:34,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:43:34,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:43:34,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:43:34,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:43:34,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:43:34,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:43:34" (1/1) ... [2022-12-15 01:43:34,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2282a038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:34, skipping insertion in model container [2022-12-15 01:43:34,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:43:34" (1/1) ... [2022-12-15 01:43:34,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:43:34,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:43:35,027 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:43:35,346 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:43:35,352 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:43:35,354 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:43:35,356 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:43:35,357 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:43:35,386 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:43:35,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:43:35,396 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:43:35,412 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:43:35,445 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:43:35,446 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:43:35,447 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:43:35,449 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:43:35,449 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:43:35,454 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:43:35,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:43:35,553 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:43:35,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35 WrapperNode [2022-12-15 01:43:35,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:43:35,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:43:35,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:43:35,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:43:35,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,591 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 111 [2022-12-15 01:43:35,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:43:35,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:43:35,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:43:35,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:43:35,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,611 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:43:35,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:43:35,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:43:35,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:43:35,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:35,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:43:35,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:43:35,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:43:35,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:43:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 01:43:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 01:43:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 01:43:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 01:43:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:43:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:43:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:43:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:43:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:43:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:43:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 01:43:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:43:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:43:35,784 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:43:35,785 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:43:35,949 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:43:35,987 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:43:35,987 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-15 01:43:35,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:43:35 BoogieIcfgContainer [2022-12-15 01:43:35,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:43:35,989 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:43:35,990 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:43:35,997 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:43:35,997 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:43:35" (1/1) ... [2022-12-15 01:43:36,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:43:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:36,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 01:43:36,046 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 01:43:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:43:36,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:36,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:36,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:43:36,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:36,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 55 transitions. [2022-12-15 01:43:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-15 01:43:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:43:36,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:36,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:36,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:43:36,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:36,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 54 transitions. [2022-12-15 01:43:36,571 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-12-15 01:43:36,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:43:36,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:36,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:36,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:43:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:36,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 52 transitions. [2022-12-15 01:43:36,807 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-12-15 01:43:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:43:36,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:36,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:36,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:43:36,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:36,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 51 transitions. [2022-12-15 01:43:36,973 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-12-15 01:43:36,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:43:36,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:36,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:43:37,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 46 transitions. [2022-12-15 01:43:37,106 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-12-15 01:43:37,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:43:37,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:37,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:37,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:43:37,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 37 states and 45 transitions. [2022-12-15 01:43:37,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-12-15 01:43:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:43:37,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:37,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:43:37,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:37,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 43 transitions. [2022-12-15 01:43:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-12-15 01:43:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:43:37,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:43:37,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:43:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:43:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:43:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:43:37,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 42 transitions. [2022-12-15 01:43:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-12-15 01:43:37,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:43:37,395 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-12-15 01:43:37,403 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 01:43:37,435 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:43:37,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:43:37 ImpRootNode [2022-12-15 01:43:37,440 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:43:37,440 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:43:37,440 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:43:37,440 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:43:37,441 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:43:35" (3/4) ... [2022-12-15 01:43:37,444 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:43:37,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 01:43:37,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 01:43:37,452 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-15 01:43:37,452 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 01:43:37,453 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 01:43:37,453 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:43:37,503 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:43:37,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:43:37,504 INFO L158 Benchmark]: Toolchain (without parser) took 2766.91ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 111.4MB in the beginning and 77.1MB in the end (delta: 34.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2022-12-15 01:43:37,504 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:43:37,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.52ms. Allocated memory is still 151.0MB. Free memory was 111.4MB in the beginning and 113.9MB in the end (delta: -2.5MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2022-12-15 01:43:37,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.69ms. Allocated memory is still 151.0MB. Free memory was 113.9MB in the beginning and 111.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:43:37,505 INFO L158 Benchmark]: Boogie Preprocessor took 22.77ms. Allocated memory is still 151.0MB. Free memory was 111.2MB in the beginning and 109.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:43:37,505 INFO L158 Benchmark]: RCFGBuilder took 374.00ms. Allocated memory is still 151.0MB. Free memory was 109.2MB in the beginning and 89.5MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 01:43:37,506 INFO L158 Benchmark]: CodeCheck took 1450.27ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 89.5MB in the beginning and 80.2MB in the end (delta: 9.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2022-12-15 01:43:37,506 INFO L158 Benchmark]: Witness Printer took 63.01ms. Allocated memory is still 182.5MB. Free memory was 80.2MB in the beginning and 77.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:43:37,507 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, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 403 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 130 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 120 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 436 IncrementalHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 120 mSolverCounterUnsat, 122 mSDtfsCounter, 436 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1000 GetRequests, 968 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 134 ConstructedInterpolants, 0 QuantifiedInterpolants, 222 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 28/28 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: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.52ms. Allocated memory is still 151.0MB. Free memory was 111.4MB in the beginning and 113.9MB in the end (delta: -2.5MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.69ms. Allocated memory is still 151.0MB. Free memory was 113.9MB in the beginning and 111.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.77ms. Allocated memory is still 151.0MB. Free memory was 111.2MB in the beginning and 109.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 374.00ms. Allocated memory is still 151.0MB. Free memory was 109.2MB in the beginning and 89.5MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1450.27ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 89.5MB in the beginning and 80.2MB in the end (delta: 9.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Witness Printer took 63.01ms. Allocated memory is still 182.5MB. Free memory was 80.2MB in the beginning and 77.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 01:43:37,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f5d611-04dd-4dd7-925d-8f55ca762051/bin/ukojak-rkRKPMF4O4/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