./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_66_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/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_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_66_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/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_5e9964c1-7742-4f07-8733-f23af7f21279/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 d4616e8ba10c16e58949cfa33c8c89c80bd8772599efbd1c4bc12ee26de10857 --- 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 23:07:53,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:07:53,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:07:53,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:07:53,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:07:53,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:07:53,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:07:53,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:07:53,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:07:53,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:07:53,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:07:53,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:07:53,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:07:53,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:07:53,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:07:53,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:07:53,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:07:53,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:07:53,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:07:53,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:07:53,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:07:53,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:07:53,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:07:53,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:07:53,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:07:53,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:07:53,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:07:53,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:07:53,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:07:53,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:07:53,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:07:53,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:07:53,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:07:53,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:07:53,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:07:53,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:07:53,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:07:53,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:07:53,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:07:53,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:07:53,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:07:53,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:07:53,554 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:07:53,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:07:53,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:07:53,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:07:53,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:07:53,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:07:53,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:07:53,559 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:07:53,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:07:53,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:07:53,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:07:53,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:07:53,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:07:53,561 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:07:53,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:07:53,562 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:07:53,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:07:53,563 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:07:53,563 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:07:53,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:07:53,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:53,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:07:53,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:07:53,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:07:53,565 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:07:53,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:07:53,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:07:53,566 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_5e9964c1-7742-4f07-8733-f23af7f21279/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4616e8ba10c16e58949cfa33c8c89c80bd8772599efbd1c4bc12ee26de10857 [2022-11-21 23:07:53,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:07:53,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:07:53,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:07:53,940 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:07:53,941 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:07:53,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_66_good.i [2022-11-21 23:07:56,952 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:07:57,306 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:07:57,307 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_66_good.i [2022-11-21 23:07:57,330 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/data/e1ffebaf1/178f57f3a61a427ba4fdd3b6e3360ae0/FLAG1f539e323 [2022-11-21 23:07:57,345 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/data/e1ffebaf1/178f57f3a61a427ba4fdd3b6e3360ae0 [2022-11-21 23:07:57,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:07:57,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:07:57,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:57,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:07:57,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:07:57,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:57" (1/1) ... [2022-11-21 23:07:57,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c132ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:57, skipping insertion in model container [2022-11-21 23:07:57,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:57" (1/1) ... [2022-11-21 23:07:57,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:07:57,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:07:57,787 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:07:58,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:58,367 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:07:58,387 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:07:58,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:58,654 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:07:58,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58 WrapperNode [2022-11-21 23:07:58,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:58,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:58,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:07:58,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:07:58,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,722 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 88 [2022-11-21 23:07:58,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:58,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:07:58,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:07:58,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:07:58,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,752 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:07:58,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:07:58,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:07:58,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:07:58,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:58,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:07:58,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:07:58,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:07:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:07:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:07:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:07:58,847 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:07:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:07:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:07:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:07:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:07:58,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:07:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:07:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:07:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:07:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:07:59,007 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:07:59,009 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:07:59,199 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:07:59,335 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:07:59,336 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:07:59,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:59 BoogieIcfgContainer [2022-11-21 23:07:59,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:07:59,339 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:07:59,339 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:07:59,350 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:07:59,370 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:59" (1/1) ... [2022-11-21 23:07:59,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:07:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 23:07:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 23:07:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:07:59,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:59,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:00,045 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 23:08:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-11-21 23:08:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-21 23:08:00,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:08:00,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:00,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:00,233 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 23:08:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:00,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 23:08:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 23:08:00,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:08:00,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:00,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:00,464 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 23:08:00,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-21 23:08:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-21 23:08:00,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:08:00,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:00,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:01,077 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 23:08:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:01,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-11-21 23:08:01,188 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-11-21 23:08:01,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:08:01,190 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2022-11-21 23:08:01,200 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:08:01,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:08:01,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:08:01 ImpRootNode [2022-11-21 23:08:01,245 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:08:01,247 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:08:01,247 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:08:01,248 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:08:01,248 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:59" (3/4) ... [2022-11-21 23:08:01,261 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:08:01,273 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:08:01,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:08:01,283 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-21 23:08:01,284 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-21 23:08:01,284 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:08:01,284 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:08:01,330 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:08:01,330 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:08:01,331 INFO L158 Benchmark]: Toolchain (without parser) took 3982.37ms. Allocated memory was 113.2MB in the beginning and 192.9MB in the end (delta: 79.7MB). Free memory was 73.2MB in the beginning and 112.5MB in the end (delta: -39.3MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-11-21 23:08:01,331 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 113.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:08:01,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1306.32ms. Allocated memory was 113.2MB in the beginning and 146.8MB in the end (delta: 33.6MB). Free memory was 73.2MB in the beginning and 81.4MB in the end (delta: -8.2MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2022-11-21 23:08:01,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.10ms. Allocated memory is still 146.8MB. Free memory was 81.4MB in the beginning and 78.0MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:08:01,333 INFO L158 Benchmark]: Boogie Preprocessor took 33.89ms. Allocated memory is still 146.8MB. Free memory was 78.0MB in the beginning and 76.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:08:01,333 INFO L158 Benchmark]: RCFGBuilder took 581.11ms. Allocated memory is still 146.8MB. Free memory was 76.5MB in the beginning and 102.8MB in the end (delta: -26.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:08:01,334 INFO L158 Benchmark]: CodeCheck took 1905.61ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 102.8MB in the beginning and 115.6MB in the end (delta: -12.7MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-11-21 23:08:01,334 INFO L158 Benchmark]: Witness Printer took 83.61ms. Allocated memory is still 192.9MB. Free memory was 115.6MB in the beginning and 112.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:08:01,336 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: 1.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 95 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 62 IncrementalHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 40 mSDtfsCounter, 62 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 266 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 56 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 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: 1595]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1595]: 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: 1578]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 113.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1306.32ms. Allocated memory was 113.2MB in the beginning and 146.8MB in the end (delta: 33.6MB). Free memory was 73.2MB in the beginning and 81.4MB in the end (delta: -8.2MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.10ms. Allocated memory is still 146.8MB. Free memory was 81.4MB in the beginning and 78.0MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.89ms. Allocated memory is still 146.8MB. Free memory was 78.0MB in the beginning and 76.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 581.11ms. Allocated memory is still 146.8MB. Free memory was 76.5MB in the beginning and 102.8MB in the end (delta: -26.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1905.61ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 102.8MB in the beginning and 115.6MB in the end (delta: -12.7MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Witness Printer took 83.61ms. Allocated memory is still 192.9MB. Free memory was 115.6MB in the beginning and 112.5MB 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 23:08:01,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9964c1-7742-4f07-8733-f23af7f21279/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