./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_67_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/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_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/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_d098301f-86e0-4768-8130-c6fc3c820097/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 5d980c9b16d02c772f3754d2bb0e6d887445c062758806f21b8deaf283f993ff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:56,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:56,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:35:56,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:56,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:56,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:56,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:56,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:56,814 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:56,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:56,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:56,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:56,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:56,824 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:56,825 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:56,825 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:56,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:56,826 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:56,827 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:56,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:56,828 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:56,829 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:56,829 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:56,830 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:56,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:56,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:56,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:56,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:56,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:56,833 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:56,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:56,835 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:56,835 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_d098301f-86e0-4768-8130-c6fc3c820097/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d980c9b16d02c772f3754d2bb0e6d887445c062758806f21b8deaf283f993ff [2023-11-21 18:35:57,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:57,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:57,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:57,219 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:57,219 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:57,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_67_bad.i [2023-11-21 18:36:00,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:00,821 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:00,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_67_bad.i [2023-11-21 18:36:00,853 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data/9d28e8d54/0e3c5d8e5aff4fa4821e1074a0b3da93/FLAG8d3eb95e0 [2023-11-21 18:36:00,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data/9d28e8d54/0e3c5d8e5aff4fa4821e1074a0b3da93 [2023-11-21 18:36:00,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:00,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:00,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:00,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:00,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:00,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:00" (1/1) ... [2023-11-21 18:36:00,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c53fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:00, skipping insertion in model container [2023-11-21 18:36:00,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:00" (1/1) ... [2023-11-21 18:36:00,937 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:01,385 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:02,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:02,107 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:02,182 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:02,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:02,438 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:02,438 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:02,439 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:02,439 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:02,440 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:02,448 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:02,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02 WrapperNode [2023-11-21 18:36:02,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:02,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:02,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:02,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:02,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,541 INFO L138 Inliner]: procedures = 500, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 102 [2023-11-21 18:36:02,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:02,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:02,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:02,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:02,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:02,580 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:02,580 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:02,580 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:02,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:02" (1/1) ... [2023-11-21 18:36:02,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:02,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:02,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:02,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:36:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:36:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:36:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:36:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:36:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:36:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:36:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:02,844 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:02,846 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:03,047 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:03,337 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:03,337 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:36:03,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:03 BoogieIcfgContainer [2023-11-21 18:36:03,339 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:03,340 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:03,340 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:03,351 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:03,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:03" (1/1) ... [2023-11-21 18:36:03,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:03,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:36:03,420 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:36:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:36:03,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:03,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:04,181 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 18:36:04,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:04,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:36:04,258 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:36:04,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:36:04,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:04,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:04,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:04,625 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:04,676 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:36:04,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-11-21 18:36:04,706 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-21 18:36:04,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:36:04 ImpRootNode [2023-11-21 18:36:04,711 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:36:04,712 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:36:04,712 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:36:04,712 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:36:04,713 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:03" (3/4) ... [2023-11-21 18:36:04,715 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:36:04,716 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:36:04,718 INFO L158 Benchmark]: Toolchain (without parser) took 3843.83ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 75.2MB in the beginning and 74.3MB in the end (delta: 894.4kB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:04,718 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:04,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1574.89ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 74.9MB in the beginning and 88.3MB in the end (delta: -13.4MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-11-21 18:36:04,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.83ms. Allocated memory is still 157.3MB. Free memory was 88.3MB in the beginning and 85.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:36:04,720 INFO L158 Benchmark]: Boogie Preprocessor took 37.07ms. Allocated memory is still 157.3MB. Free memory was 85.1MB in the beginning and 84.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:04,721 INFO L158 Benchmark]: RCFGBuilder took 759.39ms. Allocated memory is still 157.3MB. Free memory was 84.0MB in the beginning and 101.9MB in the end (delta: -18.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-21 18:36:04,722 INFO L158 Benchmark]: CodeCheck took 1371.05ms. Allocated memory is still 157.3MB. Free memory was 101.9MB in the beginning and 75.3MB in the end (delta: 26.7MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-21 18:36:04,722 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 157.3MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:04,726 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s 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, 0.2s SatisfiabilityAnalysisTime, 0.5s 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: 1573]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1558. 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); [L1565] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1565] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=16, argc=16, argv={13:49}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL CWE190_Integer_Overflow__int_rand_preinc_67_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_rand_preinc_67_structType myStruct; [L1557] data = 0 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] myStruct.structFirst = data [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myStruct={23693:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1574.89ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 74.9MB in the beginning and 88.3MB in the end (delta: -13.4MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.83ms. Allocated memory is still 157.3MB. Free memory was 88.3MB in the beginning and 85.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.07ms. Allocated memory is still 157.3MB. Free memory was 85.1MB in the beginning and 84.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 759.39ms. Allocated memory is still 157.3MB. Free memory was 84.0MB in the beginning and 101.9MB in the end (delta: -18.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 1371.05ms. Allocated memory is still 157.3MB. Free memory was 101.9MB in the beginning and 75.3MB in the end (delta: 26.7MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 157.3MB. Free memory is still 74.3MB. 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 #in~myStruct!structFirst - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:36:04,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/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 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_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/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_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/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_d098301f-86e0-4768-8130-c6fc3c820097/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 5d980c9b16d02c772f3754d2bb0e6d887445c062758806f21b8deaf283f993ff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:07,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:07,617 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:36:07,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:07,671 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:07,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:07,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:07,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:07,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:07,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:07,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:07,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:07,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:07,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:07,683 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:36:07,683 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:36:07,684 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:07,684 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:36:07,684 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:07,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:07,685 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:07,686 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:07,687 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:07,687 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:07,687 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:07,688 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:07,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:07,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:07,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:07,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:07,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:07,691 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:36:07,692 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:07,692 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:07,692 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:36:07,693 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:07,693 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_d098301f-86e0-4768-8130-c6fc3c820097/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d980c9b16d02c772f3754d2bb0e6d887445c062758806f21b8deaf283f993ff [2023-11-21 18:36:08,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:08,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:08,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:08,201 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:08,202 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:08,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_67_bad.i [2023-11-21 18:36:11,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:12,071 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:12,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_67_bad.i [2023-11-21 18:36:12,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data/2e702e666/ccfef111408f4e4c9ad83327a9e5d757/FLAG479310d46 [2023-11-21 18:36:12,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/data/2e702e666/ccfef111408f4e4c9ad83327a9e5d757 [2023-11-21 18:36:12,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:12,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:12,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:12,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:12,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:12,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:12" (1/1) ... [2023-11-21 18:36:12,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ae64ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:12, skipping insertion in model container [2023-11-21 18:36:12,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:12" (1/1) ... [2023-11-21 18:36:12,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:12,713 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:13,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:13,232 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:13,255 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:13,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:13,498 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:13,499 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:13,499 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:13,499 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:13,500 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:13,509 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:13,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13 WrapperNode [2023-11-21 18:36:13,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:13,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:13,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:13,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:13,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,595 INFO L138 Inliner]: procedures = 505, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 70 [2023-11-21 18:36:13,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:13,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:13,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:13,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:13,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,638 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:13,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:13,639 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:13,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:13,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:13" (1/1) ... [2023-11-21 18:36:13,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:13,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:13,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:13,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:36:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:36:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:36:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:36:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:36:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:36:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:36:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:36:13,898 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:13,900 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:14,169 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:14,319 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:14,321 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:36:14,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:14 BoogieIcfgContainer [2023-11-21 18:36:14,324 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:14,325 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:14,325 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:14,335 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:14,336 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:36:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:36:14,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:36:14,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:14,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:14,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:36:14,432 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:36:14,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:36:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:14,629 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:36:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:14,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:14,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:14,709 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 18:36:14,711 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:36:14,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-21 18:36:14,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:14,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:36:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:36:14,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:36:14,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:14,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:14,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:36:14,775 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:36:14,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:36:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:15,029 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:15,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:15,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:36:15,520 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:36:15,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-11-21 18:36:15,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-21 18:36:15,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:36:15 ImpRootNode [2023-11-21 18:36:15,553 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:36:15,555 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:36:15,556 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:36:15,556 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:36:15,556 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:14" (3/4) ... [2023-11-21 18:36:15,557 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:36:15,565 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-11-21 18:36:15,565 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-21 18:36:15,611 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:36:15,611 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:36:15,612 INFO L158 Benchmark]: Toolchain (without parser) took 3472.05ms. Allocated memory was 73.4MB in the beginning and 113.2MB in the end (delta: 39.8MB). Free memory was 45.9MB in the beginning and 75.9MB in the end (delta: -30.0MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-21 18:36:15,613 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:15,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1367.09ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.8MB in the beginning and 62.5MB in the end (delta: -16.7MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-21 18:36:15,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.77ms. Allocated memory is still 94.4MB. Free memory was 62.5MB in the beginning and 59.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:15,615 INFO L158 Benchmark]: Boogie Preprocessor took 42.19ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:15,615 INFO L158 Benchmark]: RCFGBuilder took 684.51ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 61.5MB in the end (delta: -4.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:36:15,616 INFO L158 Benchmark]: CodeCheck took 1228.22ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 61.5MB in the beginning and 77.9MB in the end (delta: -16.4MB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. [2023-11-21 18:36:15,616 INFO L158 Benchmark]: Witness Printer took 56.02ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:15,620 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: 1.2s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 71 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: 1573]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1565] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1565] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL CWE190_Integer_Overflow__int_rand_preinc_67_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_rand_preinc_67_structType myStruct; [L1557] data = 0 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] myStruct.structFirst = data [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myStruct={7:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1367.09ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.8MB in the beginning and 62.5MB in the end (delta: -16.7MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.77ms. Allocated memory is still 94.4MB. Free memory was 62.5MB in the beginning and 59.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.19ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 684.51ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 61.5MB in the end (delta: -4.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1228.22ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 61.5MB in the beginning and 77.9MB in the end (delta: -16.4MB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. * Witness Printer took 56.02ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:36:15,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d098301f-86e0-4768-8130-c6fc3c820097/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)