./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_45_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/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_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_45_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/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_f11c7079-5975-4297-879d-91229ff2bae9/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 2cd0d11998810049a2baba906f2a71a74cc610efe5d43741e711d3ada6b232c0 --- 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 23:20:13,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:20:13,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:20:13,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:20:13,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:20:13,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:20:13,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:20:13,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:20:13,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:20:13,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:20:13,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:20:13,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:20:13,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:20:13,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:20:13,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:20:13,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:20:13,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:20:13,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:20:13,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:20:13,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:20:13,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:20:13,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:20:13,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:20:13,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:20:13,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:20:13,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:20:13,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:20:13,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:20:13,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:20:13,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:20:13,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:20:13,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:20:13,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:20:13,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:20:13,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:20:13,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:20:13,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:20:13,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:20:13,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:20:13,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:20:13,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:20:13,921 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:20:13,946 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:20:13,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:20:13,949 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:20:13,949 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:20:13,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:20:13,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:20:13,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:20:13,951 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:20:13,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:20:13,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:20:13,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:20:13,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:20:13,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:20:13,953 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:20:13,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:20:13,953 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:20:13,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:20:13,954 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:20:13,954 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:20:13,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:20:13,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:20:13,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:20:13,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:20:13,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:20:13,956 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:20:13,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:20:13,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:20:13,956 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_f11c7079-5975-4297-879d-91229ff2bae9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cd0d11998810049a2baba906f2a71a74cc610efe5d43741e711d3ada6b232c0 [2022-11-21 23:20:14,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:20:14,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:20:14,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:20:14,277 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:20:14,278 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:20:14,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_45_good.i [2022-11-21 23:20:17,741 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:20:18,231 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:20:18,232 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_45_good.i [2022-11-21 23:20:18,255 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/data/19c3b884c/9544ff5541e04e23b71264a7d0c99a70/FLAG92432db84 [2022-11-21 23:20:18,277 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/data/19c3b884c/9544ff5541e04e23b71264a7d0c99a70 [2022-11-21 23:20:18,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:20:18,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:20:18,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:20:18,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:20:18,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:20:18,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:20:18" (1/1) ... [2022-11-21 23:20:18,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45045e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:18, skipping insertion in model container [2022-11-21 23:20:18,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:20:18" (1/1) ... [2022-11-21 23:20:18,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:20:18,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:20:18,896 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:20:19,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:20:19,611 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:20:19,635 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:20:19,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:20:19,919 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:20:19,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19 WrapperNode [2022-11-21 23:20:19,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:20:19,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:20:19,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:20:19,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:20:19,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:19,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,000 INFO L138 Inliner]: procedures = 503, calls = 61, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 61 [2022-11-21 23:20:20,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:20:20,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:20:20,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:20:20,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:20:20,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,037 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:20:20,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:20:20,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:20:20,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:20:20,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:19" (1/1) ... [2022-11-21 23:20:20,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:20:20,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:20:20,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:20:20,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:20:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:20:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:20:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:20:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:20:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:20:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:20:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:20:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:20:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:20:20,312 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:20:20,314 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:20:20,443 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:20:20,494 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:20:20,495 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:20:20,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:20:20 BoogieIcfgContainer [2022-11-21 23:20:20,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:20:20,500 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:20:20,500 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:20:20,513 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:20:20,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:20:20" (1/1) ... [2022-11-21 23:20:20,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:20:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 23:20:20,596 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 23:20:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:20:20,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:20:20,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:20:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:20:21,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:20:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-11-21 23:20:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-21 23:20:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:20:21,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:20:21,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:20:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:20:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:20:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:21,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 23:20:21,307 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 23:20:21,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:20:21,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:20:21,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:20:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:20:21,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:20:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:21,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 18 transitions. [2022-11-21 23:20:21,423 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-21 23:20:21,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:20:21,424 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2022-11-21 23:20:21,434 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:20:21,467 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:20:21,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:20:21 ImpRootNode [2022-11-21 23:20:21,475 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:20:21,476 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:20:21,476 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:20:21,477 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:20:21,478 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:20:20" (3/4) ... [2022-11-21 23:20:21,484 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:20:21,495 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:20:21,495 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:20:21,509 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-21 23:20:21,512 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 23:20:21,514 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:20:21,514 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:20:21,582 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:20:21,591 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:20:21,596 INFO L158 Benchmark]: Toolchain (without parser) took 3313.92ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 98.6MB in the beginning and 135.8MB in the end (delta: -37.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-11-21 23:20:21,598 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 134.2MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:20:21,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1631.88ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 98.6MB in the beginning and 133.8MB in the end (delta: -35.2MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2022-11-21 23:20:21,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.76ms. Allocated memory is still 190.8MB. Free memory was 133.8MB in the beginning and 130.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:20:21,603 INFO L158 Benchmark]: Boogie Preprocessor took 40.63ms. Allocated memory is still 190.8MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:20:21,603 INFO L158 Benchmark]: RCFGBuilder took 455.85ms. Allocated memory is still 190.8MB. Free memory was 128.8MB in the beginning and 115.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:20:21,603 INFO L158 Benchmark]: CodeCheck took 975.46ms. Allocated memory is still 190.8MB. Free memory was 115.3MB in the beginning and 138.9MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:20:21,604 INFO L158 Benchmark]: Witness Printer took 118.96ms. Allocated memory is still 190.8MB. Free memory was 138.9MB in the beginning and 135.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:20:21,605 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, 24 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34 IncrementalHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 27 mSDtfsCounter, 34 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 167 SyntacticMatches, 0 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, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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: 1555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1600]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 134.2MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1631.88ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 98.6MB in the beginning and 133.8MB in the end (delta: -35.2MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.76ms. Allocated memory is still 190.8MB. Free memory was 133.8MB in the beginning and 130.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.63ms. Allocated memory is still 190.8MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 455.85ms. Allocated memory is still 190.8MB. Free memory was 128.8MB in the beginning and 115.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 975.46ms. Allocated memory is still 190.8MB. Free memory was 115.3MB in the beginning and 138.9MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 118.96ms. Allocated memory is still 190.8MB. Free memory was 138.9MB in the beginning and 135.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:20:21,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11c7079-5975-4297-879d-91229ff2bae9/bin/ukojak-jW3SillKbg/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