./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_bad.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_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/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_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/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_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/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 77602c02b522f2fdb2e8c1df0ead28ddbdc432d1f4e1ebb12a2980a87b3a2456 --- 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 22:27:21,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:27:21,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:27:21,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:27:21,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:27:21,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:27:21,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:27:21,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:27:21,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:27:21,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:27:21,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:27:21,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:27:21,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:27:21,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:27:21,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:27:21,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:27:21,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:27:21,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:27:21,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:27:21,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:27:21,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:27:21,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:27:21,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:27:21,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:27:21,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:27:21,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:27:21,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:27:21,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:27:21,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:27:21,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:27:21,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:27:21,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:27:21,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:27:21,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:27:21,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:27:21,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:27:21,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:27:21,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:27:21,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:27:21,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:27:21,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:27:21,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:27:21,604 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:27:21,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:27:21,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:27:21,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:27:21,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:27:21,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:27:21,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:27:21,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:27:21,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:27:21,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:27:21,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:27:21,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:27:21,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:27:21,608 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:27:21,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:27:21,609 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:27:21,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:27:21,609 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:27:21,609 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:27:21,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:27:21,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:27:21,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:27:21,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:27:21,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:27:21,610 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:27:21,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:27:21,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:27:21,611 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_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77602c02b522f2fdb2e8c1df0ead28ddbdc432d1f4e1ebb12a2980a87b3a2456 [2022-11-21 22:27:21,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:27:21,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:27:21,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:27:21,952 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:27:21,953 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:27:21,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_bad.i [2022-11-21 22:27:25,084 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:27:25,577 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:27:25,577 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_bad.i [2022-11-21 22:27:25,610 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/data/6136c5fbb/ff999bdc26f54be8a555028c0175cbd0/FLAG504f2d707 [2022-11-21 22:27:25,631 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/data/6136c5fbb/ff999bdc26f54be8a555028c0175cbd0 [2022-11-21 22:27:25,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:27:25,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:27:25,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:25,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:27:25,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:27:25,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:25" (1/1) ... [2022-11-21 22:27:25,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e840d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:25, skipping insertion in model container [2022-11-21 22:27:25,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:25" (1/1) ... [2022-11-21 22:27:25,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:27:25,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:27:26,104 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:27:26,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:27:26,688 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:27:26,721 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:27:26,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:27:26,985 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:27:26,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26 WrapperNode [2022-11-21 22:27:26,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:26,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:27:26,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:27:26,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:27:26,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,063 INFO L138 Inliner]: procedures = 500, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2022-11-21 22:27:27,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:27:27,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:27:27,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:27:27,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:27:27,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,105 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:27:27,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:27:27,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:27:27,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:27:27,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:26" (1/1) ... [2022-11-21 22:27:27,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:27:27,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:27:27,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:27:27,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:27:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:27:27,192 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:27:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:27:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:27:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:27:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:27:27,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:27:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:27:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:27:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:27:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:27:27,441 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:27:27,443 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:27:27,638 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:27:27,673 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:27:27,674 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:27:27,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:27:27 BoogieIcfgContainer [2022-11-21 22:27:27,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:27:27,677 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:27:27,677 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:27:27,687 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:27:27,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:27:27" (1/1) ... [2022-11-21 22:27:27,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:27:27,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:27,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2022-11-21 22:27:27,773 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-11-21 22:27:27,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:27:27,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:27,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:27:27,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:27:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:27:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:27:28,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:27:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:27:28,168 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 22:27:28,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:27:28 ImpRootNode [2022-11-21 22:27:28,213 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:27:28,215 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:27:28,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:27:28,215 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:27:28,216 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:27:27" (3/4) ... [2022-11-21 22:27:28,220 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 22:27:28,296 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:27:28,296 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:27:28,297 INFO L158 Benchmark]: Toolchain (without parser) took 2660.18ms. Allocated memory is still 169.9MB. Free memory was 135.9MB in the beginning and 89.6MB in the end (delta: 46.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-21 22:27:28,298 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:27:28,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1347.65ms. Allocated memory is still 169.9MB. Free memory was 135.7MB in the beginning and 128.6MB in the end (delta: 7.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-21 22:27:28,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.67ms. Allocated memory is still 169.9MB. Free memory was 128.6MB in the beginning and 125.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:27:28,301 INFO L158 Benchmark]: Boogie Preprocessor took 40.67ms. Allocated memory is still 169.9MB. Free memory was 125.9MB in the beginning and 124.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:27:28,303 INFO L158 Benchmark]: RCFGBuilder took 566.36ms. Allocated memory is still 169.9MB. Free memory was 124.4MB in the beginning and 110.4MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:27:28,305 INFO L158 Benchmark]: CodeCheck took 535.42ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 91.7MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 22:27:28,305 INFO L158 Benchmark]: Witness Printer took 81.72ms. Allocated memory is still 169.9MB. Free memory was 91.7MB in the beginning and 89.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:27:28,308 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 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - CounterExampleResult [Line: 1572]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE190_Integer_Overflow__int_fscanf_postinc_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [\old(argc)=14, argc=14, argv={13:12}, argv={13:12}, CWE190_Integer_Overflow__int_fscanf_postinc_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE190_Integer_Overflow__int_fscanf_postinc_22_bad() [L1552] int data; [L1553] data = 0 [L1555] CWE190_Integer_Overflow__int_fscanf_postinc_22_badGlobal = 1 [L1556] EXPR \read(data) [L1556] CALL CWE190_Integer_Overflow__int_fscanf_postinc_22_badSink(data) [L1569] COND TRUE \read(CWE190_Integer_Overflow__int_fscanf_postinc_22_badGlobal) [L1572] data++ VAL [\old(data)=2147483647, CWE190_Integer_Overflow__int_fscanf_postinc_22_badGlobal=1, data=2147483647, data++=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1347.65ms. Allocated memory is still 169.9MB. Free memory was 135.7MB in the beginning and 128.6MB in the end (delta: 7.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.67ms. Allocated memory is still 169.9MB. Free memory was 128.6MB in the beginning and 125.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.67ms. Allocated memory is still 169.9MB. Free memory was 125.9MB in the beginning and 124.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 566.36ms. Allocated memory is still 169.9MB. Free memory was 124.4MB in the beginning and 110.4MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 535.42ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 91.7MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 81.72ms. Allocated memory is still 169.9MB. Free memory was 91.7MB in the beginning and 89.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 22:27:28,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ee400-bdb3-41e8-9329-f9bde30b3b75/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)