./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_12_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg --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 8e4e4543ae4b8b36cade36cbd526b6271e8c6f63df250d037ccfc5b922ae3b83 --- 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-b5237d8 [2022-11-21 23:45:21,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:45:21,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:45:21,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:45:21,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:45:21,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:45:21,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:45:21,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:45:21,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:45:21,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:45:21,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:45:21,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:45:21,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:45:21,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:45:21,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:45:21,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:45:21,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:45:21,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:45:21,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:45:21,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:45:21,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:45:21,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:45:21,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:45:21,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:45:21,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:45:21,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:45:21,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:45:21,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:45:21,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:45:21,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:45:21,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:45:21,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:45:21,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:45:21,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:45:21,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:45:21,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:45:21,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:45:21,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:45:21,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:45:21,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:45:21,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:45:21,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:45:21,604 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:45:21,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:45:21,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:45:21,609 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:45:21,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:45:21,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:45:21,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:45:21,611 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:45:21,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:45:21,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:45:21,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:45:21,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:45:21,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:45:21,613 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:45:21,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:45:21,613 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:45:21,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:45:21,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:45:21,614 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:45:21,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:45:21,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:45:21,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:45:21,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:45:21,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:45:21,615 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:45:21,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:45:21,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:45:21,616 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_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4e4543ae4b8b36cade36cbd526b6271e8c6f63df250d037ccfc5b922ae3b83 [2022-11-21 23:45:21,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:45:21,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:45:21,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:45:21,926 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:45:21,926 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:45:21,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_12_good.i [2022-11-21 23:45:25,057 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:45:25,446 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:45:25,447 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_12_good.i [2022-11-21 23:45:25,475 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/data/6681f9211/c733d2d6b6b54767926b7e1e87b9d7b6/FLAG7f1768526 [2022-11-21 23:45:25,488 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/data/6681f9211/c733d2d6b6b54767926b7e1e87b9d7b6 [2022-11-21 23:45:25,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:45:25,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:45:25,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:45:25,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:45:25,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:45:25,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:45:25" (1/1) ... [2022-11-21 23:45:25,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d3b4347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:25, skipping insertion in model container [2022-11-21 23:45:25,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:45:25" (1/1) ... [2022-11-21 23:45:25,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:45:25,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:45:25,975 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:45:26,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:45:26,591 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:45:26,629 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:45:26,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:45:26,838 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:45:26,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26 WrapperNode [2022-11-21 23:45:26,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:45:26,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:45:26,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:45:26,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:45:26,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,931 INFO L138 Inliner]: procedures = 501, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2022-11-21 23:45:26,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:45:26,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:45:26,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:45:26,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:45:26,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,978 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:45:26,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:45:26,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:45:26,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:45:26,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:45:26" (1/1) ... [2022-11-21 23:45:26,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:45:27,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:45:27,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:45:27,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:45:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:45:27,068 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:45:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-21 23:45:27,069 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-21 23:45:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:45:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:45:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:45:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:45:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:45:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:45:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:45:27,272 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:45:27,277 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:45:27,483 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:45:27,532 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:45:27,532 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:45:27,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:45:27 BoogieIcfgContainer [2022-11-21 23:45:27,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:45:27,536 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:45:27,536 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:45:27,545 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:45:27,547 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:45:27" (1/1) ... [2022-11-21 23:45:27,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:45:27,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-11-21 23:45:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-11-21 23:45:27,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:45:27,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:27,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:45:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 59 transitions. [2022-11-21 23:45:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-11-21 23:45:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:45:28,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:28,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:28,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:45:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:28,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-11-21 23:45:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-21 23:45:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:45:28,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:28,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:45:28,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 52 transitions. [2022-11-21 23:45:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-11-21 23:45:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:45:28,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:28,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:45:28,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 46 transitions. [2022-11-21 23:45:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-11-21 23:45:28,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:45:28,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:28,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:28,538 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 23:45:28,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 45 transitions. [2022-11-21 23:45:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-21 23:45:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:45:28,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:28,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 23:45:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:28,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 44 transitions. [2022-11-21 23:45:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-11-21 23:45:28,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:45:28,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:28,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:28,806 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 23:45:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:28,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 43 transitions. [2022-11-21 23:45:28,852 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-21 23:45:28,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:45:28,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:45:28,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:45:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 23:45:29,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:45:29,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 42 transitions. [2022-11-21 23:45:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-11-21 23:45:29,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:45:29,012 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-11-21 23:45:29,024 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 23:45:29,074 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:45:29,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:45:29 ImpRootNode [2022-11-21 23:45:29,081 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:45:29,082 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:45:29,082 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:45:29,083 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:45:29,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:45:27" (3/4) ... [2022-11-21 23:45:29,088 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:45:29,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:45:29,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-11-21 23:45:29,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:45:29,104 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-11-21 23:45:29,104 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 23:45:29,104 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:45:29,105 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:45:29,156 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:45:29,156 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:45:29,157 INFO L158 Benchmark]: Toolchain (without parser) took 3664.83ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 106.2MB in the beginning and 140.3MB in the end (delta: -34.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-11-21 23:45:29,158 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 113.2MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:45:29,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1346.04ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 88.8MB in the end (delta: 17.3MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2022-11-21 23:45:29,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.73ms. Allocated memory is still 153.1MB. Free memory was 88.8MB in the beginning and 86.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:45:29,159 INFO L158 Benchmark]: Boogie Preprocessor took 51.77ms. Allocated memory is still 153.1MB. Free memory was 86.0MB in the beginning and 83.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:45:29,159 INFO L158 Benchmark]: RCFGBuilder took 550.38ms. Allocated memory is still 153.1MB. Free memory was 83.9MB in the beginning and 67.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:45:29,160 INFO L158 Benchmark]: CodeCheck took 1545.10ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 67.1MB in the beginning and 143.4MB in the end (delta: -76.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:45:29,160 INFO L158 Benchmark]: Witness Printer took 74.41ms. Allocated memory is still 192.9MB. Free memory was 143.4MB in the beginning and 140.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:45:29,163 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 4 procedures, 48 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 555 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 73 mSDsluCounter, 380 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 169 IncrementalHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 324 mSDtfsCounter, 169 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1140 GetRequests, 1134 SyntacticMatches, 2 SemanticMatches, 4 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, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 64/64 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: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: 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: 1626]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 113.2MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1346.04ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 88.8MB in the end (delta: 17.3MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.73ms. Allocated memory is still 153.1MB. Free memory was 88.8MB in the beginning and 86.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.77ms. Allocated memory is still 153.1MB. Free memory was 86.0MB in the beginning and 83.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 550.38ms. Allocated memory is still 153.1MB. Free memory was 83.9MB in the beginning and 67.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1545.10ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 67.1MB in the beginning and 143.4MB in the end (delta: -76.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 74.41ms. Allocated memory is still 192.9MB. Free memory was 143.4MB in the beginning and 140.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:45:29,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a91493-92a6-493f-98c4-efb3ab9b0b1f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE