./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_03_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/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_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/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_e117a66d-977e-4505-9bae-b53eabdb70ea/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 11b72e0ad5464085e98d551889c58b95b5459f0216d8a873e29c4fb22f478fcb --- 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 21:28:29,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:28:29,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:28:29,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:28:29,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:28:29,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:28:29,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:28:29,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:28:29,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:28:29,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:28:29,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:28:29,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:28:29,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:28:29,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:28:29,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:28:29,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:28:29,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:28:29,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:28:29,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:28:29,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:28:29,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:28:29,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:28:29,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:28:29,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:28:29,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:28:29,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:28:29,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:28:29,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:28:29,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:28:29,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:28:29,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:28:29,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:28:29,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:28:29,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:28:29,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:28:29,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:28:29,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:28:29,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:28:29,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:28:29,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:28:29,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:28:29,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 21:28:29,723 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:28:29,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:28:29,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:28:29,724 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:28:29,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:28:29,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:28:29,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:28:29,733 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:28:29,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:28:29,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:28:29,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:28:29,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:28:29,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:28:29,733 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:28:29,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:28:29,734 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:28:29,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:28:29,734 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:28:29,734 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:28:29,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:28:29,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:28:29,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:28:29,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:28:29,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:28:29,735 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:28:29,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:28:29,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:28:29,736 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_e117a66d-977e-4505-9bae-b53eabdb70ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11b72e0ad5464085e98d551889c58b95b5459f0216d8a873e29c4fb22f478fcb [2022-12-14 21:28:29,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:28:29,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:28:29,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:28:29,914 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:28:29,914 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:28:29,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_03_good.i [2022-12-14 21:28:32,463 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:28:32,687 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:28:32,688 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_03_good.i [2022-12-14 21:28:32,701 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/data/fada26104/2b74d067bbea44fdbe394a95b12f2812/FLAG2de246148 [2022-12-14 21:28:32,711 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/data/fada26104/2b74d067bbea44fdbe394a95b12f2812 [2022-12-14 21:28:32,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:28:32,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:28:32,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:28:32,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:28:32,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:28:32,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:28:32" (1/1) ... [2022-12-14 21:28:32,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b5e55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:32, skipping insertion in model container [2022-12-14 21:28:32,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:28:32" (1/1) ... [2022-12-14 21:28:32,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:28:32,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:28:32,988 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 21:28:33,265 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 21:28:33,269 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 21:28:33,270 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 21:28:33,272 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 21:28:33,273 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 21:28:33,298 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 21:28:33,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:28:33,306 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:28:33,320 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 21:28:33,350 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 21:28:33,351 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 21:28:33,352 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 21:28:33,353 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 21:28:33,354 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 21:28:33,359 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 21:28:33,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:28:33,438 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:28:33,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33 WrapperNode [2022-12-14 21:28:33,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:28:33,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:28:33,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:28:33,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:28:33,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,484 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 81 [2022-12-14 21:28:33,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:28:33,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:28:33,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:28:33,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:28:33,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,499 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:28:33,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:28:33,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:28:33,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:28:33,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:28:33,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:28:33,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:28:33,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:28:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 21:28:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 21:28:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 21:28:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 21:28:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:28:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:28:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:28:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 21:28:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:28:33,676 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:28:33,677 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:28:33,804 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:28:33,834 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:28:33,835 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 21:28:33,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:28:33 BoogieIcfgContainer [2022-12-14 21:28:33,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:28:33,837 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:28:33,837 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:28:33,845 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:28:33,845 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:28:33" (1/1) ... [2022-12-14 21:28:33,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:28:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-12-14 21:28:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-12-14 21:28:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:28:33,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:33,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,062 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 21:28:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:34,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 50 transitions. [2022-12-14 21:28:34,106 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-12-14 21:28:34,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:28:34,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:34,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,163 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 21:28:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2022-12-14 21:28:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-12-14 21:28:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:28:34,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:34,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,249 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 21:28:34,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:34,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 37 transitions. [2022-12-14 21:28:34,275 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2022-12-14 21:28:34,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:28:34,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:34,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,315 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 21:28:34,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:34,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 36 transitions. [2022-12-14 21:28:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2022-12-14 21:28:34,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:28:34,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:34,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,374 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 21:28:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:34,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 34 transitions. [2022-12-14 21:28:34,402 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-12-14 21:28:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:28:34,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:34,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,436 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 21:28:34,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 33 transitions. [2022-12-14 21:28:34,446 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-12-14 21:28:34,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 21:28:34,447 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2022-12-14 21:28:34,452 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 21:28:34,471 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 21:28:34,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 09:28:34 ImpRootNode [2022-12-14 21:28:34,475 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 21:28:34,476 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 21:28:34,476 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 21:28:34,476 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 21:28:34,476 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:28:33" (3/4) ... [2022-12-14 21:28:34,479 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 21:28:34,483 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 21:28:34,483 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 21:28:34,486 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-14 21:28:34,486 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 21:28:34,486 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 21:28:34,487 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 21:28:34,517 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 21:28:34,517 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 21:28:34,518 INFO L158 Benchmark]: Toolchain (without parser) took 1803.67ms. Allocated memory was 176.2MB in the beginning and 218.1MB in the end (delta: 41.9MB). Free memory was 138.1MB in the beginning and 104.1MB in the end (delta: 33.9MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2022-12-14 21:28:34,518 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:28:34,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.05ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 74.3MB in the end (delta: 63.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-12-14 21:28:34,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.34ms. Allocated memory is still 176.2MB. Free memory was 74.3MB in the beginning and 142.2MB in the end (delta: -67.9MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-12-14 21:28:34,519 INFO L158 Benchmark]: Boogie Preprocessor took 24.43ms. Allocated memory was 176.2MB in the beginning and 218.1MB in the end (delta: 41.9MB). Free memory was 142.2MB in the beginning and 187.0MB in the end (delta: -44.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2022-12-14 21:28:34,519 INFO L158 Benchmark]: RCFGBuilder took 327.52ms. Allocated memory is still 218.1MB. Free memory was 187.0MB in the beginning and 170.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 21:28:34,519 INFO L158 Benchmark]: CodeCheck took 638.02ms. Allocated memory is still 218.1MB. Free memory was 170.2MB in the beginning and 108.0MB in the end (delta: 62.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-12-14 21:28:34,520 INFO L158 Benchmark]: Witness Printer took 41.64ms. Allocated memory is still 218.1MB. Free memory was 108.0MB in the beginning and 104.1MB in the end (delta: 3.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:28:34,521 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, 46 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 354 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 200 IncrementalHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 135 mSDtfsCounter, 200 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 842 GetRequests, 834 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 118 ConstructedInterpolants, 0 QuantifiedInterpolants, 148 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.05ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 74.3MB in the end (delta: 63.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.34ms. Allocated memory is still 176.2MB. Free memory was 74.3MB in the beginning and 142.2MB in the end (delta: -67.9MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.43ms. Allocated memory was 176.2MB in the beginning and 218.1MB in the end (delta: 41.9MB). Free memory was 142.2MB in the beginning and 187.0MB in the end (delta: -44.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 327.52ms. Allocated memory is still 218.1MB. Free memory was 187.0MB in the beginning and 170.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 638.02ms. Allocated memory is still 218.1MB. Free memory was 170.2MB in the beginning and 108.0MB in the end (delta: 62.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 41.64ms. Allocated memory is still 218.1MB. Free memory was 108.0MB in the beginning and 104.1MB in the end (delta: 3.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 21:28:34,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e117a66d-977e-4505-9bae-b53eabdb70ea/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