./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9 --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 e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:09:56,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:09:56,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 02:09:56,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:09:56,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:09:56,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:09:56,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:09:56,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:09:56,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:09:56,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:09:56,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:09:56,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:09:56,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:09:56,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:09:56,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:09:56,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:09:56,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:09:56,550 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:09:56,551 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:09:56,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:09:56,552 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:09:56,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:09:56,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:09:56,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:09:56,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:09:56,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:09:56,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:09:56,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:09:56,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:09:56,555 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:09:56,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:09:56,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:09:56,556 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_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 [2023-12-03 02:09:56,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:09:56,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:09:56,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:09:56,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:09:56,830 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:09:56,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-12-03 02:09:59,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:09:59,929 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:09:59,930 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-12-03 02:09:59,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data/00b268543/be03d2ef90554c94b3d894e760afe2a8/FLAGb58352a14 [2023-12-03 02:09:59,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data/00b268543/be03d2ef90554c94b3d894e760afe2a8 [2023-12-03 02:09:59,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:09:59,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:09:59,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:09:59,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:09:59,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:09:59,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:09:59" (1/1) ... [2023-12-03 02:09:59,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7627fe19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:09:59, skipping insertion in model container [2023-12-03 02:09:59,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:09:59" (1/1) ... [2023-12-03 02:10:00,041 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:10:00,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:00,748 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:10:00,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:01,021 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:01,021 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:01,022 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:01,022 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:01,029 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:10:01,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01 WrapperNode [2023-12-03 02:10:01,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:01,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:01,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:10:01,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:10:01,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,087 INFO L138 Inliner]: procedures = 502, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2023-12-03 02:10:01,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:01,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:10:01,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:10:01,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:10:01,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:10:01,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:10:01,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:10:01,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:10:01,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:01,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:10:01,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:10:01,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:10:01,194 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 02:10:01,194 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 02:10:01,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:10:01,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:10:01,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:10:01,195 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 02:10:01,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:10:01,337 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:10:01,339 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:10:01,512 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:10:01,688 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:10:01,688 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:10:01,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:01 BoogieIcfgContainer [2023-12-03 02:10:01,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:10:01,691 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:10:01,691 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:10:01,701 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:10:01,701 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:01" (1/1) ... [2023-12-03 02:10:01,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:10:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:01,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 02:10:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 02:10:01,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:10:01,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:01,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:02,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:02,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 02:10:02,287 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 02:10:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:10:02,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:02,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:02,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:10:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:02,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:10:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:02,635 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:10:02,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-12-03 02:10:02,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post113 could not be translated [2023-12-03 02:10:02,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:10:02 ImpRootNode [2023-12-03 02:10:02,666 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:10:02,666 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:10:02,666 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:10:02,667 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:10:02,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:01" (3/4) ... [2023-12-03 02:10:02,669 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:10:02,670 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:10:02,671 INFO L158 Benchmark]: Toolchain (without parser) took 2697.04ms. Allocated memory was 117.4MB in the beginning and 165.7MB in the end (delta: 48.2MB). Free memory was 77.8MB in the beginning and 104.9MB in the end (delta: -27.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:02,672 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:02,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1054.57ms. Allocated memory was 117.4MB in the beginning and 165.7MB in the end (delta: 48.2MB). Free memory was 77.8MB in the beginning and 100.8MB in the end (delta: -23.0MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-12-03 02:10:02,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.06ms. Allocated memory is still 165.7MB. Free memory was 100.8MB in the beginning and 98.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:02,673 INFO L158 Benchmark]: Boogie Preprocessor took 29.98ms. Allocated memory is still 165.7MB. Free memory was 98.2MB in the beginning and 96.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:02,674 INFO L158 Benchmark]: RCFGBuilder took 571.50ms. Allocated memory is still 165.7MB. Free memory was 96.1MB in the beginning and 111.5MB in the end (delta: -15.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:10:02,675 INFO L158 Benchmark]: CodeCheck took 975.05ms. Allocated memory is still 165.7MB. Free memory was 111.5MB in the beginning and 104.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-12-03 02:10:02,675 INFO L158 Benchmark]: Witness Printer took 3.88ms. Allocated memory is still 165.7MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:02,678 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: 0.9s, 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, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 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, 0.3s 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 - UnprovableResult [Line: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, overapproximation of bitwiseOr at line 1553. Possible 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); [L1559] 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) [L1559] 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}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_postinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_postinc_54e_badSink(data) [L1582] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, 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 0.22ms. Allocated memory is still 117.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1054.57ms. Allocated memory was 117.4MB in the beginning and 165.7MB in the end (delta: 48.2MB). Free memory was 77.8MB in the beginning and 100.8MB in the end (delta: -23.0MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.06ms. Allocated memory is still 165.7MB. Free memory was 100.8MB in the beginning and 98.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.98ms. Allocated memory is still 165.7MB. Free memory was 98.2MB in the beginning and 96.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 571.50ms. Allocated memory is still 165.7MB. Free memory was 96.1MB in the beginning and 111.5MB in the end (delta: -15.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 975.05ms. Allocated memory is still 165.7MB. Free memory was 111.5MB in the beginning and 104.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Witness Printer took 3.88ms. Allocated memory is still 165.7MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet111 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post113 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:10:02,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9 --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 e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:10:04,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:10:04,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 02:10:04,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:10:04,741 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:10:04,741 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:10:04,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:10:04,743 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:10:04,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:10:04,744 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:10:04,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:10:04,745 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:10:04,745 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:10:04,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:10:04,746 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:10:04,747 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:10:04,747 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:10:04,748 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:10:04,748 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:10:04,749 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:10:04,750 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:10:04,750 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:10:04,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:10:04,751 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:10:04,752 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:04,752 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:10:04,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:10:04,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:04,754 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:10:04,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:10:04,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:10:04,755 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:10:04,755 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:04,755 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:10:04,756 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:10:04,756 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:10:04,756 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 [2023-12-03 02:10:05,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:10:05,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:10:05,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:10:05,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:10:05,057 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:10:05,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-12-03 02:10:07,811 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:10:08,132 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:10:08,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-12-03 02:10:08,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data/a7d1f4077/3beec791a45b464da804a788acaee70e/FLAG42b08a530 [2023-12-03 02:10:08,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/data/a7d1f4077/3beec791a45b464da804a788acaee70e [2023-12-03 02:10:08,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:10:08,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:10:08,173 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:08,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:10:08,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:10:08,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:08" (1/1) ... [2023-12-03 02:10:08,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fcddcc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:08, skipping insertion in model container [2023-12-03 02:10:08,179 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:08" (1/1) ... [2023-12-03 02:10:08,239 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:10:08,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:08,995 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:10:09,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:09,191 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:09,191 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:09,192 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:09,192 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:09,197 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:10:09,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09 WrapperNode [2023-12-03 02:10:09,198 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:09,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:09,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:10:09,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:10:09,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,255 INFO L138 Inliner]: procedures = 507, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 68 [2023-12-03 02:10:09,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:09,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:10:09,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:10:09,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:10:09,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:10:09,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:10:09,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:10:09,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:10:09,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:09,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:10:09,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:10:09,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:10:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 02:10:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 02:10:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:10:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:10:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:10:09,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:10:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 02:10:09,497 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:10:09,499 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:10:09,618 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:10:09,688 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:10:09,688 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:10:09,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:09 BoogieIcfgContainer [2023-12-03 02:10:09,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:10:09,690 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:10:09,690 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:10:09,700 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:10:09,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:09" (1/1) ... [2023-12-03 02:10:09,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:10:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:09,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 02:10:09,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 02:10:09,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:10:09,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:09,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:09,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:10:09,772 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:10:09,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:10:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:09,925 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:10:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:09,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:10:09,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:09,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:09,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:10:10,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:10,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 02:10:10,014 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 02:10:10,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:10:10,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:10,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:10,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:10:10,016 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:10:10,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:10:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:10,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:10:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:10,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:10:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:10,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:10:10,317 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:10:10,337 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet105 [2023-12-03 02:10:10,340 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post107 could not be translated [2023-12-03 02:10:10,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:10:10 ImpRootNode [2023-12-03 02:10:10,344 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:10:10,345 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:10:10,345 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:10:10,345 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:10:10,345 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:09" (3/4) ... [2023-12-03 02:10:10,347 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:10:10,348 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:10:10,349 INFO L158 Benchmark]: Toolchain (without parser) took 2176.90ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 44.4MB in the end (delta: 31.3MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-12-03 02:10:10,349 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:10,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1025.51ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 62.9MB in the end (delta: 12.6MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2023-12-03 02:10:10,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.14ms. Allocated memory is still 100.7MB. Free memory was 62.9MB in the beginning and 59.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:10:10,351 INFO L158 Benchmark]: Boogie Preprocessor took 34.87ms. Allocated memory is still 100.7MB. Free memory was 59.2MB in the beginning and 57.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:10,352 INFO L158 Benchmark]: RCFGBuilder took 397.44ms. Allocated memory is still 100.7MB. Free memory was 57.1MB in the beginning and 70.2MB in the end (delta: -13.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-12-03 02:10:10,352 INFO L158 Benchmark]: CodeCheck took 653.72ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 44.4MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:10:10,353 INFO L158 Benchmark]: Witness Printer took 3.39ms. Allocated memory is still 100.7MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:10,356 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 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, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 48 ConjunctsInSsa, 1 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 - UnprovableResult [Line: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible 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); [L1559] 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) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_postinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_postinc_54e_badSink(data) [L1582] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, 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 65.0MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1025.51ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 62.9MB in the end (delta: 12.6MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.14ms. Allocated memory is still 100.7MB. Free memory was 62.9MB in the beginning and 59.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.87ms. Allocated memory is still 100.7MB. Free memory was 59.2MB in the beginning and 57.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 397.44ms. Allocated memory is still 100.7MB. Free memory was 57.1MB in the beginning and 70.2MB in the end (delta: -13.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 653.72ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 44.4MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 3.39ms. Allocated memory is still 100.7MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet105 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post107 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:10:10,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38688fbe-6229-458c-af9e-a992345c00f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample