./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_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_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/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_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/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_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/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 863b78be26a1f5bbd051736740a2d1ea653229cdc463152f37e9b5da9b567772 --- 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 18:05:59,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:05:59,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:05:59,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:05:59,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:05:59,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:05:59,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:05:59,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:05:59,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:05:59,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:05:59,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:05:59,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:05:59,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:05:59,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:05:59,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:05:59,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:05:59,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:05:59,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:05:59,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:05:59,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:05:59,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:05:59,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:05:59,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:05:59,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:05:59,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:05:59,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:05:59,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:05:59,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:05:59,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:05:59,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:05:59,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:05:59,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:05:59,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:05:59,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:05:59,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:05:59,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:05:59,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:05:59,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:05:59,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:05:59,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:05:59,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:05:59,515 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 18:05:59,529 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:05:59,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:05:59,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:05:59,530 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:05:59,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:05:59,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:05:59,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:05:59,531 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:05:59,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:05:59,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:05:59,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:05:59,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:05:59,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:05:59,532 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:05:59,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:05:59,532 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:05:59,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:05:59,533 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:05:59,533 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:05:59,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:05:59,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:05:59,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:05:59,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:05:59,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:05:59,534 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:05:59,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:05:59,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:05:59,534 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_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 863b78be26a1f5bbd051736740a2d1ea653229cdc463152f37e9b5da9b567772 [2022-12-14 18:05:59,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:05:59,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:05:59,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:05:59,711 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:05:59,712 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:05:59,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_good.i [2022-12-14 18:06:02,301 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:06:02,563 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:06:02,564 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_good.i [2022-12-14 18:06:02,579 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/data/9cce8c777/d2c7267acde9480f99770ac8071abfdd/FLAG3c9daa564 [2022-12-14 18:06:02,873 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/data/9cce8c777/d2c7267acde9480f99770ac8071abfdd [2022-12-14 18:06:02,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:06:02,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:06:02,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:06:02,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:06:02,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:06:02,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:06:02" (1/1) ... [2022-12-14 18:06:02,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b308efe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:02, skipping insertion in model container [2022-12-14 18:06:02,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:06:02" (1/1) ... [2022-12-14 18:06:02,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:06:02,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:06:03,194 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:06:03,490 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:06:03,496 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:06:03,498 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:06:03,500 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:06:03,501 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:06:03,529 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:06:03,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:06:03,538 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:06:03,555 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:06:03,597 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:06:03,599 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:06:03,600 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:06:03,602 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:06:03,603 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:06:03,611 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:06:03,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:06:03,690 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:06:03,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03 WrapperNode [2022-12-14 18:06:03,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:06:03,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:06:03,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:06:03,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:06:03,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,743 INFO L138 Inliner]: procedures = 505, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 113 [2022-12-14 18:06:03,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:06:03,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:06:03,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:06:03,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:06:03,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,764 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:06:03,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:06:03,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:06:03,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:06:03,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:03" (1/1) ... [2022-12-14 18:06:03,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:06:03,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:06:03,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:06:03,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:06:03,830 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 18:06:03,830 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 18:06:03,830 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 18:06:03,830 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 18:06:03,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:06:03,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:06:03,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:06:03,831 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-12-14 18:06:03,831 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-12-14 18:06:03,831 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2022-12-14 18:06:03,831 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2022-12-14 18:06:03,831 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 18:06:03,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:06:03,942 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:06:03,944 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:06:04,091 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:06:04,122 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:06:04,122 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 18:06:04,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:04 BoogieIcfgContainer [2022-12-14 18:06:04,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:06:04,125 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:06:04,125 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:06:04,133 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:06:04,133 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:04" (1/1) ... [2022-12-14 18:06:04,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:06:04,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2022-12-14 18:06:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2022-12-14 18:06:04,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:06:04,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:04,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:04,434 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 18:06:04,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 64 states and 85 transitions. [2022-12-14 18:06:04,506 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2022-12-14 18:06:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 18:06:04,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:04,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 18:06:04,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:04,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 82 transitions. [2022-12-14 18:06:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2022-12-14 18:06:04,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 18:06:04,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:04,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 18:06:04,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 81 transitions. [2022-12-14 18:06:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2022-12-14 18:06:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:06:04,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:04,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:04,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 18:06:04,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 80 transitions. [2022-12-14 18:06:04,885 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2022-12-14 18:06:04,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 18:06:04,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:04,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 18:06:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 61 states and 79 transitions. [2022-12-14 18:06:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2022-12-14 18:06:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:06:04,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:04,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:05,030 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 18:06:05,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 87 transitions. [2022-12-14 18:06:05,068 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2022-12-14 18:06:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 18:06:05,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:05,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:05,114 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 18:06:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 96 transitions. [2022-12-14 18:06:05,200 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2022-12-14 18:06:05,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 18:06:05,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:05,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:05,277 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 18:06:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 58 states and 73 transitions. [2022-12-14 18:06:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2022-12-14 18:06:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 18:06:05,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:05,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 18:06:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 72 transitions. [2022-12-14 18:06:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2022-12-14 18:06:05,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 18:06:05,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:05,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 18:06:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 71 transitions. [2022-12-14 18:06:05,761 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2022-12-14 18:06:05,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 18:06:05,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:05,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:05,898 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 18:06:05,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:05,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 57 states and 70 transitions. [2022-12-14 18:06:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2022-12-14 18:06:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 18:06:05,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:06:05,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:06:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:06:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 18:06:06,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:06:06,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 56 states and 69 transitions. [2022-12-14 18:06:06,142 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2022-12-14 18:06:06,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:06:06,143 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-14 18:06:06,150 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 18:06:06,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:06:06,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:06:06 ImpRootNode [2022-12-14 18:06:06,244 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:06:06,245 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:06:06,245 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:06:06,245 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:06:06,245 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:04" (3/4) ... [2022-12-14 18:06:06,248 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:06:06,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 18:06:06,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2022-12-14 18:06:06,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 18:06:06,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-12-14 18:06:06,255 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 18:06:06,256 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 18:06:06,256 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 18:06:06,256 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 18:06:06,292 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:06:06,293 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:06:06,293 INFO L158 Benchmark]: Toolchain (without parser) took 3412.52ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 53.8MB in the beginning and 79.8MB in the end (delta: -26.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:06:06,294 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 115.3MB. Free memory is still 71.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:06:06,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 807.04ms. Allocated memory is still 115.3MB. Free memory was 53.4MB in the beginning and 60.4MB in the end (delta: -7.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-12-14 18:06:06,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.62ms. Allocated memory is still 115.3MB. Free memory was 60.2MB in the beginning and 57.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:06:06,295 INFO L158 Benchmark]: Boogie Preprocessor took 23.88ms. Allocated memory is still 115.3MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:06:06,295 INFO L158 Benchmark]: RCFGBuilder took 356.31ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 55.5MB in the beginning and 101.3MB in the end (delta: -45.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 18:06:06,296 INFO L158 Benchmark]: CodeCheck took 2118.88ms. Allocated memory is still 138.4MB. Free memory was 101.3MB in the beginning and 84.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-12-14 18:06:06,296 INFO L158 Benchmark]: Witness Printer took 48.10ms. Allocated memory is still 138.4MB. Free memory was 84.0MB in the beginning and 79.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:06:06,298 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 5 procedures, 69 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1846 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 296 mSDsluCounter, 1138 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 158 mSDsCounter, 323 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1087 IncrementalHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 323 mSolverCounterUnsat, 980 mSDtfsCounter, 1087 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3666 GetRequests, 3614 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 484 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 526 NumberOfCodeBlocks, 526 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 514 ConstructedInterpolants, 0 QuantifiedInterpolants, 674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 228/236 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1624]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1624]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1641]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1641]: 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: 1658]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 115.3MB. Free memory is still 71.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 807.04ms. Allocated memory is still 115.3MB. Free memory was 53.4MB in the beginning and 60.4MB in the end (delta: -7.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.62ms. Allocated memory is still 115.3MB. Free memory was 60.2MB in the beginning and 57.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.88ms. Allocated memory is still 115.3MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 356.31ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 55.5MB in the beginning and 101.3MB in the end (delta: -45.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 2118.88ms. Allocated memory is still 138.4MB. Free memory was 101.3MB in the beginning and 84.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Witness Printer took 48.10ms. Allocated memory is still 138.4MB. Free memory was 84.0MB in the beginning and 79.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 18:06:06,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b3b56ae-51af-4c50-8ed7-bfc9f148f0a7/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