./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2 --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 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:02,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:02,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:50:02,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:02,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:02,851 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:02,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:02,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:02,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:02,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:02,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:02,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:02,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:02,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:02,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:02,864 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:02,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:02,864 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:02,865 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:02,865 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:02,866 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:02,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:02,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:02,867 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:02,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:02,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:02,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:02,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:02,869 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:02,870 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:02,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:02,871 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:02,872 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_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 [2023-11-21 18:50:03,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:03,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:03,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:03,146 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:03,146 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:03,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-21 18:50:06,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:06,784 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:06,785 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-21 18:50:06,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data/9f030f557/986e59eb565d47f3b74ade90d071bf2d/FLAG2f7bfad3a [2023-11-21 18:50:06,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data/9f030f557/986e59eb565d47f3b74ade90d071bf2d [2023-11-21 18:50:06,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:06,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:06,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:06,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:06,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:06,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:06" (1/1) ... [2023-11-21 18:50:06,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cdd795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:06, skipping insertion in model container [2023-11-21 18:50:06,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:06" (1/1) ... [2023-11-21 18:50:06,918 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:07,377 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:08,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:08,062 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:08,107 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:08,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:08,372 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:08,372 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:08,372 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:08,373 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:08,373 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:08,381 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:08,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08 WrapperNode [2023-11-21 18:50:08,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:08,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:08,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:08,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:08,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,468 INFO L138 Inliner]: procedures = 501, calls = 58, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 89 [2023-11-21 18:50:08,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:08,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:08,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:08,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:08,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,503 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:08,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:08,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:08,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:08,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:08" (1/1) ... [2023-11-21 18:50:08,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:08,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:08,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:08,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:50:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:50:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:50:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:08,787 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:08,789 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:09,058 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:09,372 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:09,372 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:50:09,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:09 BoogieIcfgContainer [2023-11-21 18:50:09,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:09,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:09,376 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:09,387 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:09,389 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:50:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:50:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:09,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:09,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:10,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:50:10,294 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:50:10,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:10,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:10,411 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:10,633 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:10,692 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:50:10,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:50:10 ImpRootNode [2023-11-21 18:50:10,735 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:50:10,736 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:50:10,736 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:50:10,737 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:50:10,737 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:09" (3/4) ... [2023-11-21 18:50:10,740 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:50:10,741 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:50:10,742 INFO L158 Benchmark]: Toolchain (without parser) took 3912.57ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 126.7MB in the beginning and 119.1MB in the end (delta: 7.6MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:10,743 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory was 84.3MB in the beginning and 84.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:10,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1549.51ms. Allocated memory is still 161.5MB. Free memory was 126.7MB in the beginning and 125.1MB in the end (delta: 1.6MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:10,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.58ms. Allocated memory is still 161.5MB. Free memory was 125.1MB in the beginning and 122.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:10,746 INFO L158 Benchmark]: Boogie Preprocessor took 44.67ms. Allocated memory is still 161.5MB. Free memory was 122.0MB in the beginning and 119.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:10,747 INFO L158 Benchmark]: RCFGBuilder took 860.26ms. Allocated memory is still 161.5MB. Free memory was 119.9MB in the beginning and 82.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-21 18:50:10,752 INFO L158 Benchmark]: CodeCheck took 1360.03ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 82.2MB in the beginning and 119.9MB in the end (delta: -37.7MB). Peak memory consumption was 685.7kB. Max. memory is 16.1GB. [2023-11-21 18:50:10,753 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 201.3MB. Free memory was 119.9MB in the beginning and 119.1MB in the end (delta: 824.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:10,763 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: 1.3s, 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, 0.6s 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: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: 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)=12, argc=12, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_52_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_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_add_52c_badSink(data) [L1572] data + 1 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 0.33ms. Allocated memory is still 125.8MB. Free memory was 84.3MB in the beginning and 84.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1549.51ms. Allocated memory is still 161.5MB. Free memory was 126.7MB in the beginning and 125.1MB in the end (delta: 1.6MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.58ms. Allocated memory is still 161.5MB. Free memory was 125.1MB in the beginning and 122.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.67ms. Allocated memory is still 161.5MB. Free memory was 122.0MB in the beginning and 119.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 860.26ms. Allocated memory is still 161.5MB. Free memory was 119.9MB in the beginning and 82.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1360.03ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 82.2MB in the beginning and 119.9MB in the end (delta: -37.7MB). Peak memory consumption was 685.7kB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 201.3MB. Free memory was 119.9MB in the beginning and 119.1MB in the end (delta: 824.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:50:10,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2 --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 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:13,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:13,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:50:13,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:13,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:13,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:13,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:13,687 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:13,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:13,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:13,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:13,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:13,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:13,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:13,700 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:50:13,701 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:50:13,701 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:13,701 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:50:13,702 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:13,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:13,703 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:13,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:13,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:13,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:13,705 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:13,705 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:13,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:13,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:13,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:13,707 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:13,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:13,709 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:50:13,709 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:13,709 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:13,709 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:50:13,710 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:13,710 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_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 [2023-11-21 18:50:14,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:14,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:14,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:14,239 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:14,239 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:14,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-21 18:50:17,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:17,791 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:17,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-21 18:50:17,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data/425eac23a/72128f6f093e4fe7a7a9a78b23075702/FLAGa5c088772 [2023-11-21 18:50:17,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/data/425eac23a/72128f6f093e4fe7a7a9a78b23075702 [2023-11-21 18:50:17,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:17,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:17,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:17,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:17,845 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:17,846 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:17" (1/1) ... [2023-11-21 18:50:17,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a9e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:17, skipping insertion in model container [2023-11-21 18:50:17,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:17" (1/1) ... [2023-11-21 18:50:17,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:18,429 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:19,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:19,091 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:19,111 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:19,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:19,374 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:19,374 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:19,374 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:19,375 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:19,375 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:19,383 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:19,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19 WrapperNode [2023-11-21 18:50:19,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:19,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:19,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:19,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:19,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,433 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,473 INFO L138 Inliner]: procedures = 506, calls = 58, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 57 [2023-11-21 18:50:19,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:19,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:19,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:19,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:19,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:19,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:19,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:19,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:19,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:19" (1/1) ... [2023-11-21 18:50:19,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:19,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:19,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:19,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:50:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:50:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:50:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:50:19,786 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:19,789 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:19,984 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:20,063 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:20,063 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:50:20,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:20 BoogieIcfgContainer [2023-11-21 18:50:20,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:20,066 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:20,066 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:20,076 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:20,076 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:20" (1/1) ... [2023-11-21 18:50:20,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:20,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:50:20,140 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:50:20,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:20,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:20,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:50:20,149 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:50:20,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:50:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:20,305 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:50:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:20,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:50:20,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:20,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:20,372 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:50:20,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:50:20,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:50:20,407 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:50:20,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:20,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:20,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:50:20,410 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:50:20,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:50:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:20,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:20,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:20,746 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:50:20,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:50:20,748 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:50:20,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:50:20 ImpRootNode [2023-11-21 18:50:20,776 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:50:20,776 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:50:20,777 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:50:20,777 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:50:20,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:20" (3/4) ... [2023-11-21 18:50:20,778 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:50:20,823 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:50:20,823 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:50:20,824 INFO L158 Benchmark]: Toolchain (without parser) took 2987.65ms. Allocated memory is still 104.9MB. Free memory was 77.2MB in the beginning and 43.9MB in the end (delta: 33.3MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2023-11-21 18:50:20,824 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:20,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1544.83ms. Allocated memory is still 104.9MB. Free memory was 76.9MB in the beginning and 62.9MB in the end (delta: 14.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:20,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.26ms. Allocated memory is still 104.9MB. Free memory was 62.9MB in the beginning and 59.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:20,826 INFO L158 Benchmark]: Boogie Preprocessor took 50.50ms. Allocated memory is still 104.9MB. Free memory was 59.7MB in the beginning and 57.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:20,826 INFO L158 Benchmark]: RCFGBuilder took 539.33ms. Allocated memory is still 104.9MB. Free memory was 57.7MB in the beginning and 69.5MB in the end (delta: -11.8MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:20,827 INFO L158 Benchmark]: CodeCheck took 709.92ms. Allocated memory is still 104.9MB. Free memory was 69.5MB in the beginning and 46.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:20,827 INFO L158 Benchmark]: Witness Printer took 46.49ms. Allocated memory is still 104.9MB. Free memory was 46.0MB in the beginning and 43.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:20,846 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: 0.7s, 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, 41 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 - CounterExampleResult [Line: 1572]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [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_add_52_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_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_add_52c_badSink(data) [L1572] data + 1 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 0.64ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1544.83ms. Allocated memory is still 104.9MB. Free memory was 76.9MB in the beginning and 62.9MB in the end (delta: 14.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.26ms. Allocated memory is still 104.9MB. Free memory was 62.9MB in the beginning and 59.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.50ms. Allocated memory is still 104.9MB. Free memory was 59.7MB in the beginning and 57.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 539.33ms. Allocated memory is still 104.9MB. Free memory was 57.7MB in the beginning and 69.5MB in the end (delta: -11.8MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 709.92ms. Allocated memory is still 104.9MB. Free memory was 69.5MB in the beginning and 46.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 46.49ms. Allocated memory is still 104.9MB. Free memory was 46.0MB in the beginning and 43.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:50:20,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c60ba3-5e0d-4e2b-800e-35ca20bef7b3/bin/ukojak-verify-i0I2FZA1j2/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)