./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_12_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ --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 f6d81dc6f42a326cd865a746647ee40c97f6651199e083380f4d7788f6dcc4a9 --- 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-6b4ec56 [2022-11-20 18:07:11,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:07:11,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:07:11,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:07:11,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:07:11,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:07:11,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:07:11,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:07:11,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:07:11,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:07:11,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:07:11,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:07:11,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:07:11,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:07:11,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:07:11,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:07:11,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:07:11,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:07:11,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:07:11,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:07:11,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:07:11,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:07:11,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:07:11,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:07:11,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:07:11,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:07:11,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:07:11,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:07:11,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:07:11,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:07:11,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:07:11,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:07:11,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:07:11,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:07:11,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:07:11,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:07:11,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:07:11,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:07:11,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:07:11,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:07:11,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:07:11,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:07:11,735 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:07:11,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:07:11,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:07:11,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:07:11,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:07:11,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:07:11,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:07:11,739 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:07:11,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:07:11,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:07:11,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:07:11,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:07:11,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:07:11,741 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:07:11,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:07:11,742 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:07:11,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:07:11,743 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:07:11,743 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:07:11,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:07:11,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:11,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:07:11,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:07:11,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:07:11,745 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:07:11,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:07:11,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:07:11,746 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_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6d81dc6f42a326cd865a746647ee40c97f6651199e083380f4d7788f6dcc4a9 [2022-11-20 18:07:12,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:07:12,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:07:12,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:07:12,052 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:07:12,055 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:07:12,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_12_good.i [2022-11-20 18:07:15,356 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:07:15,823 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:07:15,824 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_12_good.i [2022-11-20 18:07:15,845 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/data/be6b22278/3474b3b76d974891b48a8616b3d82a4d/FLAG96105bab5 [2022-11-20 18:07:15,865 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/data/be6b22278/3474b3b76d974891b48a8616b3d82a4d [2022-11-20 18:07:15,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:07:15,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:07:15,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:15,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:07:15,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:07:15,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:15" (1/1) ... [2022-11-20 18:07:15,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b925375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:15, skipping insertion in model container [2022-11-20 18:07:15,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:15" (1/1) ... [2022-11-20 18:07:15,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:07:15,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:07:16,402 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:07:17,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:17,134 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:07:17,171 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:07:17,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:17,413 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:07:17,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17 WrapperNode [2022-11-20 18:07:17,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:17,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:17,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:07:17,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:07:17,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,481 INFO L138 Inliner]: procedures = 501, calls = 78, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 105 [2022-11-20 18:07:17,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:17,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:07:17,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:07:17,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:07:17,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,511 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:07:17,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:07:17,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:07:17,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:07:17,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:17" (1/1) ... [2022-11-20 18:07:17,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:17,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:07:17,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:07:17,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:07:17,628 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 18:07:17,628 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 18:07:17,629 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-20 18:07:17,629 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-20 18:07:17,629 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:07:17,629 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:07:17,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:07:17,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:07:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:07:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:07:17,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:07:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:07:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:07:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:07:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:07:17,792 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:07:17,795 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:07:18,077 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:07:18,188 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:07:18,189 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:07:18,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:18 BoogieIcfgContainer [2022-11-20 18:07:18,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:07:18,203 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:07:18,203 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:07:18,221 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:07:18,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:18" (1/1) ... [2022-11-20 18:07:18,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:07:18,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:18,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2022-11-20 18:07:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-11-20 18:07:18,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:07:18,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:18,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:18,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2022-11-20 18:07:18,990 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-11-20 18:07:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:07:18,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:18,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:19,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2022-11-20 18:07:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 18:07:19,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:07:19,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:19,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:19,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:19,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2022-11-20 18:07:19,741 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2022-11-20 18:07:19,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:07:19,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:19,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:19,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:20,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:20,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 48 states and 64 transitions. [2022-11-20 18:07:20,073 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 64 transitions. [2022-11-20 18:07:20,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:07:20,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:20,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:07:20,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 62 transitions. [2022-11-20 18:07:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-20 18:07:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:07:20,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:20,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:07:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:20,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 60 transitions. [2022-11-20 18:07:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2022-11-20 18:07:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:07:20,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:20,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:07:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:20,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 59 transitions. [2022-11-20 18:07:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-11-20 18:07:20,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:07:20,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:20,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:07:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 58 transitions. [2022-11-20 18:07:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-20 18:07:20,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:07:20,730 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-11-20 18:07:20,740 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 18:07:20,794 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:07:20,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:07:20 ImpRootNode [2022-11-20 18:07:20,800 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:07:20,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:07:20,801 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:07:20,802 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:07:20,802 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:18" (3/4) ... [2022-11-20 18:07:20,805 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:07:20,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 18:07:20,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-11-20 18:07:20,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 18:07:20,826 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 18:07:20,828 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 18:07:20,828 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 18:07:20,828 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:07:20,878 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:07:20,878 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:07:20,879 INFO L158 Benchmark]: Toolchain (without parser) took 5008.66ms. Allocated memory is still 180.4MB. Free memory was 144.5MB in the beginning and 136.4MB in the end (delta: 8.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-20 18:07:20,879 INFO L158 Benchmark]: CDTParser took 1.37ms. Allocated memory is still 138.4MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:07:20,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1542.37ms. Allocated memory is still 180.4MB. Free memory was 144.5MB in the beginning and 84.5MB in the end (delta: 60.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 18:07:20,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.09ms. Allocated memory is still 180.4MB. Free memory was 84.5MB in the beginning and 81.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:20,880 INFO L158 Benchmark]: Boogie Preprocessor took 33.44ms. Allocated memory is still 180.4MB. Free memory was 81.7MB in the beginning and 79.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:20,880 INFO L158 Benchmark]: RCFGBuilder took 685.78ms. Allocated memory is still 180.4MB. Free memory was 79.6MB in the beginning and 140.8MB in the end (delta: -61.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-20 18:07:20,881 INFO L158 Benchmark]: CodeCheck took 2597.34ms. Allocated memory is still 180.4MB. Free memory was 140.8MB in the beginning and 140.5MB in the end (delta: 256.2kB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2022-11-20 18:07:20,881 INFO L158 Benchmark]: Witness Printer took 76.79ms. Allocated memory is still 180.4MB. Free memory was 140.5MB in the beginning and 136.4MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:20,883 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, 52 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 480 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 72 mSDsluCounter, 230 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22 mSDsCounter, 140 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 590 IncrementalHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 140 mSolverCounterUnsat, 208 mSDtfsCounter, 590 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1205 GetRequests, 1169 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 56/56 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: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: 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: 1630]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37ms. Allocated memory is still 138.4MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1542.37ms. Allocated memory is still 180.4MB. Free memory was 144.5MB in the beginning and 84.5MB in the end (delta: 60.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.09ms. Allocated memory is still 180.4MB. Free memory was 84.5MB in the beginning and 81.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.44ms. Allocated memory is still 180.4MB. Free memory was 81.7MB in the beginning and 79.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.78ms. Allocated memory is still 180.4MB. Free memory was 79.6MB in the beginning and 140.8MB in the end (delta: -61.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * CodeCheck took 2597.34ms. Allocated memory is still 180.4MB. Free memory was 140.8MB in the beginning and 140.5MB in the end (delta: 256.2kB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. * Witness Printer took 76.79ms. Allocated memory is still 180.4MB. Free memory was 140.5MB in the beginning and 136.4MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:07:20,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c3a5aa-036e-4147-bb8e-3f12b1a93b9c/bin/ukojak-pZX7IvK2PQ/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