./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_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_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/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_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/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_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/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 74c552859a597fba4800bf0a6140f524188e6982c703766c820f69c9736dc048 --- 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 [2022-12-14 18:58:41,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:58:41,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:58:41,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:58:41,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:58:41,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:58:41,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:58:41,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:58:41,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:58:41,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:58:41,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:58:41,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:58:41,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:58:41,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:58:41,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:58:41,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:58:41,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:58:41,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:58:41,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:58:41,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:58:41,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:58:41,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:58:41,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:58:41,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:58:41,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:58:41,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:58:41,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:58:41,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:58:41,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:58:41,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:58:41,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:58:41,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:58:41,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:58:41,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:58:41,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:58:41,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:58:41,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:58:41,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:58:41,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:58:41,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:58:41,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:58:41,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 18:58:41,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:58:41,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:58:41,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:58:41,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:58:41,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:58:41,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:58:41,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:58:41,296 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:58:41,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:58:41,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:58:41,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:58:41,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:58:41,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:58:41,297 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:58:41,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:58:41,297 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:58:41,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:58:41,297 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:58:41,298 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:58:41,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:58:41,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:58:41,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:58:41,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:58:41,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:58:41,299 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:58:41,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:58:41,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:58:41,299 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_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74c552859a597fba4800bf0a6140f524188e6982c703766c820f69c9736dc048 [2022-12-14 18:58:41,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:58:41,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:58:41,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:58:41,478 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:58:41,478 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:58:41,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_good.i [2022-12-14 18:58:44,029 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:58:44,301 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:58:44,302 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_good.i [2022-12-14 18:58:44,319 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/data/3c7291a70/d5e9731adad44a27888b56831539afb9/FLAG3251db011 [2022-12-14 18:58:44,629 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/data/3c7291a70/d5e9731adad44a27888b56831539afb9 [2022-12-14 18:58:44,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:58:44,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:58:44,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:58:44,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:58:44,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:58:44,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:58:44" (1/1) ... [2022-12-14 18:58:44,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2f0a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:44, skipping insertion in model container [2022-12-14 18:58:44,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:58:44" (1/1) ... [2022-12-14 18:58:44,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:58:44,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:58:44,988 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:58:45,349 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:58:45,356 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:58:45,357 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:58:45,360 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:58:45,361 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:58:45,393 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:58:45,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:58:45,405 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:58:45,425 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:58:45,469 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:58:45,471 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:58:45,472 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:58:45,474 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:58:45,475 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:58:45,482 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:58:45,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:58:45,599 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:58:45,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45 WrapperNode [2022-12-14 18:58:45,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:58:45,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:58:45,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:58:45,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:58:45,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,651 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 111 [2022-12-14 18:58:45,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:58:45,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:58:45,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:58:45,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:58:45,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,669 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:58:45,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:58:45,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:58:45,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:58:45,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:58:45" (1/1) ... [2022-12-14 18:58:45,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:58:45,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:58:45,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:58:45,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:58:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 18:58:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 18:58:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 18:58:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 18:58:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:58:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:58:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:58:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:58:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:58:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:58:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 18:58:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:58:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:58:45,848 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:58:45,850 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:58:46,001 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:58:46,040 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:58:46,040 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 18:58:46,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:58:46 BoogieIcfgContainer [2022-12-14 18:58:46,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:58:46,043 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:58:46,043 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:58:46,051 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:58:46,051 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:58:46" (1/1) ... [2022-12-14 18:58:46,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:58:46,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:46,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-12-14 18:58:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-14 18:58:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:58:46,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:46,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:46,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:58:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 53 transitions. [2022-12-14 18:58:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-12-14 18:58:46,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 18:58:46,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:46,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:46,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:58:46,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:46,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 52 transitions. [2022-12-14 18:58:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-14 18:58:46,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:58:46,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:46,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:58:46,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:46,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 50 transitions. [2022-12-14 18:58:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-12-14 18:58:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:58:46,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:46,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:58:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 49 transitions. [2022-12-14 18:58:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-12-14 18:58:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 18:58:47,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:47,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:47,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:58:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 44 transitions. [2022-12-14 18:58:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-12-14 18:58:47,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:58:47,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:47,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:58:47,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 43 transitions. [2022-12-14 18:58:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-12-14 18:58:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:58:47,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:47,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:47,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:58:47,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:47,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 41 transitions. [2022-12-14 18:58:47,261 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-14 18:58:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:58:47,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:47,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:47,309 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:58:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:47,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 40 transitions. [2022-12-14 18:58:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2022-12-14 18:58:47,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:58:47,322 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-12-14 18:58:47,330 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 18:58:47,362 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:58:47,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:58:47 ImpRootNode [2022-12-14 18:58:47,367 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:58:47,367 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:58:47,367 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:58:47,367 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:58:47,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:58:46" (3/4) ... [2022-12-14 18:58:47,371 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:58:47,376 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 18:58:47,377 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 18:58:47,381 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-14 18:58:47,381 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 18:58:47,382 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 18:58:47,382 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 18:58:47,427 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:58:47,427 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:58:47,428 INFO L158 Benchmark]: Toolchain (without parser) took 2786.51ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 104.6MB in the beginning and 87.9MB in the end (delta: 16.6MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2022-12-14 18:58:47,428 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 113.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:58:47,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 952.71ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 104.6MB in the beginning and 127.5MB in the end (delta: -23.0MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2022-12-14 18:58:47,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.86ms. Allocated memory is still 172.0MB. Free memory was 127.5MB in the beginning and 124.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:58:47,429 INFO L158 Benchmark]: Boogie Preprocessor took 19.67ms. Allocated memory is still 172.0MB. Free memory was 124.2MB in the beginning and 122.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:58:47,429 INFO L158 Benchmark]: RCFGBuilder took 370.18ms. Allocated memory is still 172.0MB. Free memory was 122.4MB in the beginning and 102.4MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 18:58:47,430 INFO L158 Benchmark]: CodeCheck took 1323.92ms. Allocated memory is still 172.0MB. Free memory was 102.4MB in the beginning and 92.1MB in the end (delta: 10.3MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2022-12-14 18:58:47,430 INFO L158 Benchmark]: Witness Printer took 60.19ms. Allocated memory is still 172.0MB. Free memory was 92.1MB in the beginning and 87.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:58:47,432 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, 43 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 130 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 108 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 412 IncrementalHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 108 mSolverCounterUnsat, 122 mSDtfsCounter, 412 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 960 GetRequests, 932 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 208 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 0.13ms. Allocated memory is still 142.6MB. Free memory is still 113.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 952.71ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 104.6MB in the beginning and 127.5MB in the end (delta: -23.0MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.86ms. Allocated memory is still 172.0MB. Free memory was 127.5MB in the beginning and 124.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.67ms. Allocated memory is still 172.0MB. Free memory was 124.2MB in the beginning and 122.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.18ms. Allocated memory is still 172.0MB. Free memory was 122.4MB in the beginning and 102.4MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1323.92ms. Allocated memory is still 172.0MB. Free memory was 102.4MB in the beginning and 92.1MB in the end (delta: 10.3MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Witness Printer took 60.19ms. Allocated memory is still 172.0MB. Free memory was 92.1MB in the beginning and 87.9MB 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! [2022-12-14 18:58:47,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c22e3c5d-0d53-4e17-9e7c-a2e051b0f65f/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