./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_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_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/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_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/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_195fe74e-203a-4a61-831c-1127eb12a18a/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 ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:18,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:18,823 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:34:18,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:18,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:34:18,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:18,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:18,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:18,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:18,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:18,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:18,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:18,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:34:18,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:18,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:18,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:18,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:18,901 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:18,902 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:18,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:18,903 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:18,905 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:18,905 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:18,906 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:18,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:18,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:18,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:18,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:18,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:18,910 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:34:18,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:34:18,912 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:18,912 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_195fe74e-203a-4a61-831c-1127eb12a18a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 [2023-11-21 18:34:19,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:19,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:19,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:19,329 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:19,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:19,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i [2023-11-21 18:34:22,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:23,195 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:23,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i [2023-11-21 18:34:23,228 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data/6193fd7b7/c8aa2be159b34895ac6c4edd99a5e8b2/FLAGce989f9e3 [2023-11-21 18:34:23,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data/6193fd7b7/c8aa2be159b34895ac6c4edd99a5e8b2 [2023-11-21 18:34:23,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:23,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:23,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:23,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:23,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:23,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:23" (1/1) ... [2023-11-21 18:34:23,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30baf047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:23, skipping insertion in model container [2023-11-21 18:34:23,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:23" (1/1) ... [2023-11-21 18:34:23,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:23,775 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:34:24,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:24,305 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:24,337 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:34:24,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:24,586 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:24,586 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:24,586 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:24,586 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:24,587 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:24,594 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:24,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24 WrapperNode [2023-11-21 18:34:24,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:24,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:24,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:24,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:24,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,685 INFO L138 Inliner]: procedures = 499, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 108 [2023-11-21 18:34:24,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:24,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:24,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:24,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:24,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,712 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:24,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:24,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:24,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:24,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:24" (1/1) ... [2023-11-21 18:34:24,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:24,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:24,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:24,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:34:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:34:24,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:24,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:24,808 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:34:24,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:34:24,959 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:24,962 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:25,271 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:25,519 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:25,519 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:34:25,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:25 BoogieIcfgContainer [2023-11-21 18:34:25,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:25,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:25,523 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:25,535 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:25,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:25" (1/1) ... [2023-11-21 18:34:25,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:34:25,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:25,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-21 18:34:25,622 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-21 18:34:25,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:34:25,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:25,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:26,340 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 18:34:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2023-11-21 18:34:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2023-11-21 18:34:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:26,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:26,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:26,535 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 18:34:26,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 20 transitions. [2023-11-21 18:34:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-21 18:34:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:26,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:26,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:26,775 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:34:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:26,917 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:34:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:26,962 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-21 18:34:26,997 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-21 18:34:26,998 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post112 could not be translated [2023-11-21 18:34:27,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:34:27 ImpRootNode [2023-11-21 18:34:27,004 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:34:27,005 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:34:27,005 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:34:27,005 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:34:27,006 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:25" (3/4) ... [2023-11-21 18:34:27,008 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:34:27,010 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:34:27,011 INFO L158 Benchmark]: Toolchain (without parser) took 3763.63ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 73.1MB in the beginning and 86.8MB in the end (delta: -13.7MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-21 18:34:27,012 INFO L158 Benchmark]: CDTParser took 2.62ms. Allocated memory is still 138.4MB. Free memory was 112.4MB in the beginning and 112.3MB in the end (delta: 172.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:34:27,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1347.65ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 72.9MB in the beginning and 98.5MB in the end (delta: -25.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-21 18:34:27,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.64ms. Allocated memory is still 186.6MB. Free memory was 98.5MB in the beginning and 96.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:27,014 INFO L158 Benchmark]: Boogie Preprocessor took 31.17ms. Allocated memory is still 186.6MB. Free memory was 96.0MB in the beginning and 94.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:27,015 INFO L158 Benchmark]: RCFGBuilder took 803.74ms. Allocated memory is still 186.6MB. Free memory was 94.3MB in the beginning and 127.1MB in the end (delta: -32.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-11-21 18:34:27,016 INFO L158 Benchmark]: CodeCheck took 1481.38ms. Allocated memory is still 186.6MB. Free memory was 127.1MB in the beginning and 86.8MB in the end (delta: 40.4MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2023-11-21 18:34:27,016 INFO L158 Benchmark]: Witness Printer took 5.21ms. Allocated memory is still 186.6MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:34:27,020 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 29 mSDtfsCounter, 25 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 1565]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1555. 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); [L1578] 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={4:0}] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={12:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_rand_postinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1563] case 7: [L1565] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62ms. Allocated memory is still 138.4MB. Free memory was 112.4MB in the beginning and 112.3MB in the end (delta: 172.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1347.65ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 72.9MB in the beginning and 98.5MB in the end (delta: -25.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.64ms. Allocated memory is still 186.6MB. Free memory was 98.5MB in the beginning and 96.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.17ms. Allocated memory is still 186.6MB. Free memory was 96.0MB in the beginning and 94.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 803.74ms. Allocated memory is still 186.6MB. Free memory was 94.3MB in the beginning and 127.1MB in the end (delta: -32.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * CodeCheck took 1481.38ms. Allocated memory is still 186.6MB. Free memory was 127.1MB in the beginning and 86.8MB in the end (delta: 40.4MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Witness Printer took 5.21ms. Allocated memory is still 186.6MB. Free memory is still 86.8MB. 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: IdentifierExpression #t~switch111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post112 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:34:27,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/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_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/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_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/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_195fe74e-203a-4a61-831c-1127eb12a18a/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 ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:29,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:30,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:34:30,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:30,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:30,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:30,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:30,095 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:30,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:30,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:30,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:30,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:30,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:30,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:30,105 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:34:30,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:34:30,107 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:30,107 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:34:30,108 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:30,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:30,110 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:30,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:30,112 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:30,112 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:30,113 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:34:30,113 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:34:30,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:30,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:30,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:30,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:30,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:30,117 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:34:30,118 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:34:30,118 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:30,118 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:34:30,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:34:30,119 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_195fe74e-203a-4a61-831c-1127eb12a18a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 [2023-11-21 18:34:30,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:30,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:30,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:30,585 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:30,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:30,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i [2023-11-21 18:34:34,130 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:34,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:34,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i [2023-11-21 18:34:34,622 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data/8c54b6c99/7151e1d3a05f4dec984b53b4e47023eb/FLAGfbb1a9d07 [2023-11-21 18:34:34,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/data/8c54b6c99/7151e1d3a05f4dec984b53b4e47023eb [2023-11-21 18:34:34,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:34,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:34,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:34,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:34,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:34,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:34" (1/1) ... [2023-11-21 18:34:34,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79826f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:34, skipping insertion in model container [2023-11-21 18:34:34,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:34" (1/1) ... [2023-11-21 18:34:34,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:35,265 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:34:35,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:35,843 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:35,865 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:34:35,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:36,195 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:36,196 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:36,197 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:36,197 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:36,197 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:34:36,205 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:36,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36 WrapperNode [2023-11-21 18:34:36,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:36,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:36,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:36,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:36,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,309 INFO L138 Inliner]: procedures = 504, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-21 18:34:36,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:36,312 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:36,312 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:36,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:36,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,344 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:36,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:36,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:36,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:36,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:36" (1/1) ... [2023-11-21 18:34:36,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:36,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:36,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:36,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:36,475 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:34:36,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:34:36,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:34:36,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:36,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:36,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:36,476 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:34:36,714 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:36,717 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:36,934 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:37,033 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:37,034 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:34:37,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:37 BoogieIcfgContainer [2023-11-21 18:34:37,038 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:37,039 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:37,039 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:37,050 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:37,051 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:37" (1/1) ... [2023-11-21 18:34:37,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:34:37,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-21 18:34:37,157 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-21 18:34:37,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:34:37,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:34:37,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:34:37,167 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:34:37,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:34:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,360 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:34:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:34:37,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:37,431 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 18:34:37,442 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:34:37,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:34:37,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-21 18:34:37,487 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-21 18:34:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:37,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:34:37,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:34:37,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:34:37,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:34:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:37,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:34:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:37,825 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:34:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:34:37,870 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:34:37,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:34:37,877 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:34:37,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated [2023-11-21 18:34:37,915 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-21 18:34:37,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:34:37 ImpRootNode [2023-11-21 18:34:37,919 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:34:37,920 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:34:37,920 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:34:37,920 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:34:37,921 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:37" (3/4) ... [2023-11-21 18:34:37,922 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:34:37,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated [2023-11-21 18:34:37,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-21 18:34:37,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:34:37,968 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:34:37,969 INFO L158 Benchmark]: Toolchain (without parser) took 3326.93ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 44.1MB in the beginning and 51.3MB in the end (delta: -7.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-11-21 18:34:37,970 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 75.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:34:37,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1563.06ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 44.0MB in the beginning and 73.1MB in the end (delta: -29.1MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-21 18:34:37,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.17ms. Allocated memory is still 104.9MB. Free memory was 72.6MB in the beginning and 70.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:37,972 INFO L158 Benchmark]: Boogie Preprocessor took 76.52ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 67.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:37,972 INFO L158 Benchmark]: RCFGBuilder took 648.51ms. Allocated memory is still 104.9MB. Free memory was 67.8MB in the beginning and 49.0MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:34:37,973 INFO L158 Benchmark]: CodeCheck took 880.86ms. Allocated memory is still 104.9MB. Free memory was 49.0MB in the beginning and 54.2MB in the end (delta: -5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:34:37,974 INFO L158 Benchmark]: Witness Printer took 48.23ms. Allocated memory is still 104.9MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:37,977 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 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, 15 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 72 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 47 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: 1565]: 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); [L1578] 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={4:0}] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_rand_postinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1563] case 7: [L1565] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 75.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1563.06ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 44.0MB in the beginning and 73.1MB in the end (delta: -29.1MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.17ms. Allocated memory is still 104.9MB. Free memory was 72.6MB in the beginning and 70.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.52ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 67.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 648.51ms. Allocated memory is still 104.9MB. Free memory was 67.8MB in the beginning and 49.0MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 880.86ms. Allocated memory is still 104.9MB. Free memory was 49.0MB in the beginning and 54.2MB in the end (delta: -5.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 48.23ms. Allocated memory is still 104.9MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:34:38,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195fe74e-203a-4a61-831c-1127eb12a18a/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)