./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_67_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 ab4193452716d1c8e9a17874570b3000412c178f6e30d9465c9185331ef67670 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:53,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:53,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:51:53,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:53,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:53,256 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:53,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:53,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:53,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:53,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:53,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:53,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:53,261 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:53,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:53,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:53,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:53,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:53,269 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:51:53,270 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:53,270 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:53,271 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:53,272 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:53,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:53,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:53,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:53,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:53,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:53,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:53,275 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:53,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:53,276 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:53,276 INFO L153 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_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab4193452716d1c8e9a17874570b3000412c178f6e30d9465c9185331ef67670 [2023-11-11 23:51:53,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:53,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:53,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:53,617 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:53,617 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:53,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_67_bad.i [2023-11-11 23:51:56,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:57,298 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:57,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_67_bad.i [2023-11-11 23:51:57,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/data/96c5a7508/4c68061349bc4973891c8afd8deca194/FLAG2756b6759 [2023-11-11 23:51:57,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/data/96c5a7508/4c68061349bc4973891c8afd8deca194 [2023-11-11 23:51:57,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:57,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:57,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:57,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:57,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:57,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:57" (1/1) ... [2023-11-11 23:51:57,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d8d8802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:57, skipping insertion in model container [2023-11-11 23:51:57,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:57" (1/1) ... [2023-11-11 23:51:57,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:57,906 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:51:58,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:58,551 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:58,572 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:51:58,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:58,894 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:58,894 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:58,894 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:58,894 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:58,895 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:58,903 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:58,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58 WrapperNode [2023-11-11 23:51:58,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:58,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:58,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:58,906 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:58,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:58,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:58,980 INFO L138 Inliner]: procedures = 500, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-11 23:51:58,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:58,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:58,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:58,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:58,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:58,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:58,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:58,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:59,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:59,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:59,010 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:59,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:59,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:59,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:59,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:59,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:59,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:58" (1/1) ... [2023-11-11 23:51:59,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:59,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:59,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:59,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:59,134 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:51:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:51:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:51:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:59,379 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:59,381 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:59,639 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:59,677 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:59,677 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:51:59,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:59 BoogieIcfgContainer [2023-11-11 23:51:59,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:59,681 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:59,681 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:59,699 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:59,699 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:59" (1/1) ... [2023-11-11 23:51:59,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:59,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-11 23:51:59,783 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-11 23:51:59,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:51:59,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:59,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:00,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-11 23:52:00,512 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-11 23:52:00,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:00,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:00,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:00,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:52:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:00,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:52:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:00,709 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-11 23:52:00,737 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-11-11 23:52:00,740 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-11 23:52:00,740 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-11-11 23:52:00,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:52:00 ImpRootNode [2023-11-11 23:52:00,745 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:52:00,745 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:52:00,746 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:52:00,746 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:52:00,746 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:59" (3/4) ... [2023-11-11 23:52:00,747 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-11 23:52:00,754 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-11-11 23:52:00,754 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-11-11 23:52:00,755 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-11 23:52:00,796 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:52:00,796 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:52:00,797 INFO L158 Benchmark]: Toolchain (without parser) took 3430.98ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 91.6MB in the beginning and 88.1MB in the end (delta: 3.5MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:00,798 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:00,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1534.24ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 91.6MB in the beginning and 102.3MB in the end (delta: -10.7MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:00,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.93ms. Allocated memory is still 157.3MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:00,800 INFO L158 Benchmark]: Boogie Preprocessor took 51.92ms. Allocated memory is still 157.3MB. Free memory was 99.4MB in the beginning and 98.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:00,801 INFO L158 Benchmark]: RCFGBuilder took 646.35ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 80.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:00,802 INFO L158 Benchmark]: CodeCheck took 1064.31ms. Allocated memory is still 157.3MB. Free memory was 80.5MB in the beginning and 90.2MB in the end (delta: -9.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:00,802 INFO L158 Benchmark]: Witness Printer took 51.06ms. Allocated memory is still 157.3MB. Free memory was 90.2MB in the beginning and 88.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:00,806 INFO L338 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1573]: 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); [L1565] CALL printLine("Calling bad()...") VAL [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) [L1565] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL CWE190_Integer_Overflow__int_fscanf_postinc_67_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_fscanf_postinc_67_structType myStruct; [L1557] data = 0 [L1559] EXPR \read(data) [L1559] myStruct.structFirst = data [L1560] CALL CWE190_Integer_Overflow__int_fscanf_postinc_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myStruct={8947:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1534.24ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 91.6MB in the beginning and 102.3MB in the end (delta: -10.7MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.93ms. Allocated memory is still 157.3MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.92ms. Allocated memory is still 157.3MB. Free memory was 99.4MB in the beginning and 98.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 646.35ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 80.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1064.31ms. Allocated memory is still 157.3MB. Free memory was 80.5MB in the beginning and 90.2MB in the end (delta: -9.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 51.06ms. Allocated memory is still 157.3MB. Free memory was 90.2MB in the beginning and 88.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-11 23:52:00,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39e23960-6dc5-4540-af44-0070e3063b2b/bin/ukojak-verify-0OAaufAVZV/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)