./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_02_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_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/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_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_02_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/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_192048f2-8df6-4606-a075-01095d4f9bfa/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 b49c23b5e84f444ba875cb9db05d57606796c77a7496e55bb87b1316e9cef87c --- 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 [2022-12-15 03:53:11,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:53:11,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:53:11,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:53:11,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:53:11,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:53:11,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:53:11,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:53:11,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:53:11,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:53:11,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:53:11,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:53:11,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:53:11,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:53:11,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:53:11,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:53:11,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:53:11,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:53:11,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:53:11,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:53:11,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:53:11,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:53:11,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:53:11,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:53:11,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:53:11,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:53:11,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:53:11,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:53:11,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:53:11,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:53:11,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:53:11,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:53:11,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:53:11,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:53:11,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:53:11,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:53:11,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:53:11,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:53:11,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:53:11,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:53:11,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:53:11,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 03:53:11,781 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:53:11,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:53:11,782 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:53:11,782 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:53:11,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:53:11,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:53:11,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:53:11,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:53:11,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:53:11,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:53:11,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:53:11,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:53:11,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:53:11,784 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:53:11,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:53:11,784 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:53:11,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:53:11,784 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:53:11,784 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:53:11,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:53:11,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:53:11,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:53:11,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:53:11,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:53:11,785 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:53:11,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:53:11,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:53:11,785 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_192048f2-8df6-4606-a075-01095d4f9bfa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b49c23b5e84f444ba875cb9db05d57606796c77a7496e55bb87b1316e9cef87c [2022-12-15 03:53:11,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:53:11,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:53:11,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:53:11,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:53:11,981 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:53:11,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_02_good.i [2022-12-15 03:53:14,521 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:53:14,788 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:53:14,788 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_02_good.i [2022-12-15 03:53:14,810 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/data/d0b2ac0d0/fb44771cba0a48c8b14ba01898877353/FLAGc216085ec [2022-12-15 03:53:14,822 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/data/d0b2ac0d0/fb44771cba0a48c8b14ba01898877353 [2022-12-15 03:53:14,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:53:14,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:53:14,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:53:14,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:53:14,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:53:14,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:53:14" (1/1) ... [2022-12-15 03:53:14,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73050206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:14, skipping insertion in model container [2022-12-15 03:53:14,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:53:14" (1/1) ... [2022-12-15 03:53:14,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:53:14,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:53:15,146 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:53:15,445 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:53:15,449 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:53:15,450 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:53:15,452 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:53:15,453 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:53:15,479 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:53:15,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:53:15,486 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:53:15,503 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:53:15,546 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:53:15,548 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:53:15,549 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:53:15,551 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:53:15,552 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:53:15,560 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:53:15,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:53:15,696 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:53:15,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15 WrapperNode [2022-12-15 03:53:15,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:53:15,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:53:15,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:53:15,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:53:15,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,737 INFO L138 Inliner]: procedures = 503, calls = 81, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 95 [2022-12-15 03:53:15,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:53:15,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:53:15,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:53:15,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:53:15,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,755 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:53:15,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:53:15,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:53:15,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:53:15,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:53:15" (1/1) ... [2022-12-15 03:53:15,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:53:15,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:53:15,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:53:15,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:53:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 03:53:15,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 03:53:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 03:53:15,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 03:53:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:53:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:53:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:53:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:53:15,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:53:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:53:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 03:53:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:53:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:53:15,948 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:53:15,950 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:53:16,102 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:53:16,159 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:53:16,159 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-15 03:53:16,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:53:16 BoogieIcfgContainer [2022-12-15 03:53:16,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:53:16,163 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:53:16,163 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:53:16,173 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:53:16,173 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:53:16" (1/1) ... [2022-12-15 03:53:16,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:53:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-12-15 03:53:16,221 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-15 03:53:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:53:16,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:16,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 53 transitions. [2022-12-15 03:53:16,568 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-12-15 03:53:16,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:53:16,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:16,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:16,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 52 transitions. [2022-12-15 03:53:16,717 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-15 03:53:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:53:16,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:16,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:53:16,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:16,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 50 transitions. [2022-12-15 03:53:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-12-15 03:53:16,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:53:16,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:16,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:17,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:53:17,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 49 transitions. [2022-12-15 03:53:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-12-15 03:53:17,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:53:17,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:17,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:53:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 44 transitions. [2022-12-15 03:53:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-12-15 03:53:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:53:17,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:17,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:17,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:53:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:17,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 43 transitions. [2022-12-15 03:53:17,277 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-12-15 03:53:17,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:53:17,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:17,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:53:17,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:17,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 41 transitions. [2022-12-15 03:53:17,367 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-15 03:53:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:17,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:17,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:53:17,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:17,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 40 transitions. [2022-12-15 03:53:17,424 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2022-12-15 03:53:17,425 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:53:17,425 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-12-15 03:53:17,432 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 03:53:17,461 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:53:17,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:53:17 ImpRootNode [2022-12-15 03:53:17,466 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:53:17,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:53:17,466 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:53:17,466 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:53:17,467 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:53:16" (3/4) ... [2022-12-15 03:53:17,470 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:53:17,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 03:53:17,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 03:53:17,479 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-15 03:53:17,479 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 03:53:17,479 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 03:53:17,480 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:53:17,521 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:53:17,521 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:53:17,522 INFO L158 Benchmark]: Toolchain (without parser) took 2697.03ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 96.5MB in the beginning and 62.5MB in the end (delta: 34.0MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2022-12-15 03:53:17,522 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:53:17,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 870.08ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 96.1MB in the beginning and 120.5MB in the end (delta: -24.5MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2022-12-15 03:53:17,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.72ms. Allocated memory is still 155.2MB. Free memory was 120.5MB in the beginning and 117.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:53:17,523 INFO L158 Benchmark]: Boogie Preprocessor took 20.15ms. Allocated memory is still 155.2MB. Free memory was 117.4MB in the beginning and 115.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:53:17,524 INFO L158 Benchmark]: RCFGBuilder took 403.39ms. Allocated memory is still 155.2MB. Free memory was 115.5MB in the beginning and 96.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 03:53:17,524 INFO L158 Benchmark]: CodeCheck took 1303.09ms. Allocated memory is still 155.2MB. Free memory was 96.7MB in the beginning and 65.6MB in the end (delta: 31.1MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2022-12-15 03:53:17,524 INFO L158 Benchmark]: Witness Printer took 55.41ms. Allocated memory is still 155.2MB. Free memory was 65.6MB in the beginning and 62.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:53:17,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 43 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 403 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 130 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 108 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 412 IncrementalHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 108 mSolverCounterUnsat, 122 mSDtfsCounter, 412 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 960 GetRequests, 932 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 208 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: 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: 1642]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 870.08ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 96.1MB in the beginning and 120.5MB in the end (delta: -24.5MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.72ms. Allocated memory is still 155.2MB. Free memory was 120.5MB in the beginning and 117.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.15ms. Allocated memory is still 155.2MB. Free memory was 117.4MB in the beginning and 115.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.39ms. Allocated memory is still 155.2MB. Free memory was 115.5MB in the beginning and 96.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 1303.09ms. Allocated memory is still 155.2MB. Free memory was 96.7MB in the beginning and 65.6MB in the end (delta: 31.1MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * Witness Printer took 55.41ms. Allocated memory is still 155.2MB. Free memory was 65.6MB in the beginning and 62.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 03:53:17,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192048f2-8df6-4606-a075-01095d4f9bfa/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