./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi --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 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:30,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:30,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:12:30,765 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:30,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:30,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:30,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:30,796 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:30,797 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:30,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:30,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:30,799 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:30,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:30,800 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:30,801 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:30,801 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:30,802 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:30,802 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:12:30,803 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:30,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:30,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:30,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:30,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:30,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:30,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:30,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:30,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:30,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:30,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:30,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:30,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:30,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:30,811 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_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 [2023-11-24 23:12:31,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:31,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:31,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:31,180 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:31,180 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:31,182 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-11-24 23:12:34,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:34,634 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:34,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-11-24 23:12:34,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data/1240bddf0/0d3502a1b71f42849dbdf42a513b5906/FLAG9d581ceeb [2023-11-24 23:12:34,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data/1240bddf0/0d3502a1b71f42849dbdf42a513b5906 [2023-11-24 23:12:34,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:34,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:34,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:34,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:34,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:34,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:34" (1/1) ... [2023-11-24 23:12:34,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61baa42d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:34, skipping insertion in model container [2023-11-24 23:12:34,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:34" (1/1) ... [2023-11-24 23:12:34,804 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:35,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:35,703 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:35,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:35,909 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:35,909 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:35,909 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:35,909 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:35,917 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:35,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35 WrapperNode [2023-11-24 23:12:35,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:35,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:35,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:35,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:35,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:35,956 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:35,986 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 96 [2023-11-24 23:12:35,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:35,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:35,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:35,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:35,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:35,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:36,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:36,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:36,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:36,023 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:35" (1/1) ... [2023-11-24 23:12:36,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:36,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:36,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:36,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:36,098 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:12:36,098 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:12:36,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:36,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:36,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:36,099 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:12:36,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:36,315 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:36,317 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:36,531 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:36,801 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:36,801 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:12:36,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:36 BoogieIcfgContainer [2023-11-24 23:12:36,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:36,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:36,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:36,815 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:36,815 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:36" (1/1) ... [2023-11-24 23:12:36,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 23:12:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 23:12:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:12:36,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:36,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:37,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:37,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-24 23:12:37,652 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-24 23:12:37,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:12:37,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:37,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:37,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:38,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:38,116 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:12:38,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-11-24 23:12:38,156 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post113 could not be translated [2023-11-24 23:12:38,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:12:38 ImpRootNode [2023-11-24 23:12:38,162 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:12:38,163 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:12:38,163 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:12:38,163 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:12:38,164 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:36" (3/4) ... [2023-11-24 23:12:38,166 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:12:38,167 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:12:38,168 INFO L158 Benchmark]: Toolchain (without parser) took 3467.02ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 76.5MB in the beginning and 137.8MB in the end (delta: -61.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:38,169 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 136.3MB. Free memory was 101.8MB in the beginning and 101.7MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:38,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1212.78ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 76.2MB in the beginning and 109.1MB in the end (delta: -32.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-24 23:12:38,171 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.98ms. Allocated memory is still 188.7MB. Free memory was 108.6MB in the beginning and 105.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:12:38,172 INFO L158 Benchmark]: Boogie Preprocessor took 33.49ms. Allocated memory is still 188.7MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:38,173 INFO L158 Benchmark]: RCFGBuilder took 781.26ms. Allocated memory is still 188.7MB. Free memory was 103.6MB in the beginning and 122.1MB in the end (delta: -18.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:12:38,178 INFO L158 Benchmark]: CodeCheck took 1357.99ms. Allocated memory is still 188.7MB. Free memory was 122.1MB in the beginning and 137.8MB in the end (delta: -15.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:38,178 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 188.7MB. Free memory is still 137.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:38,185 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, 0.1s 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: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, overapproximation of bitwiseOr at line 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_52c_badSink(data) [L1572] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 136.3MB. Free memory was 101.8MB in the beginning and 101.7MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1212.78ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 76.2MB in the beginning and 109.1MB in the end (delta: -32.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.98ms. Allocated memory is still 188.7MB. Free memory was 108.6MB in the beginning and 105.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.49ms. Allocated memory is still 188.7MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 781.26ms. Allocated memory is still 188.7MB. Free memory was 103.6MB in the beginning and 122.1MB in the end (delta: -18.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 1357.99ms. Allocated memory is still 188.7MB. Free memory was 122.1MB in the beginning and 137.8MB in the end (delta: -15.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 188.7MB. Free memory is still 137.8MB. 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: unknown boogie variable #t~nondet111 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post113 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:12:38,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi --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 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:40,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:40,980 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 23:12:41,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:41,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:41,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:41,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:41,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:41,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:41,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:41,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:41,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:41,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:41,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:41,042 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:41,043 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:41,043 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:12:41,044 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:41,044 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:41,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:41,046 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:41,047 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:41,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:41,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:41,048 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:41,048 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:41,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:41,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:41,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:41,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:41,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:41,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:41,052 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:41,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:41,052 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:41,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:41,053 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_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 [2023-11-24 23:12:41,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:41,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:41,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:41,526 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:41,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:41,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-11-24 23:12:44,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:45,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:45,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-11-24 23:12:45,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data/b0037ce84/2e324002cdd342c99dcf5179dbf6e17b/FLAG388ef2a29 [2023-11-24 23:12:45,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/data/b0037ce84/2e324002cdd342c99dcf5179dbf6e17b [2023-11-24 23:12:45,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:45,166 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:45,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:45,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:45,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:45,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:45" (1/1) ... [2023-11-24 23:12:45,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8204fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:45, skipping insertion in model container [2023-11-24 23:12:45,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:45" (1/1) ... [2023-11-24 23:12:45,260 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:46,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:46,330 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:46,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:46,643 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:46,643 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:46,644 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:46,644 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:46,652 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:46,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46 WrapperNode [2023-11-24 23:12:46,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:46,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:46,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:46,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:46,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,743 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 64 [2023-11-24 23:12:46,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:46,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:46,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:46,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:46,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,806 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:46,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:46,822 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:46,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:46,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:46" (1/1) ... [2023-11-24 23:12:46,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:46,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:46,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:46,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:12:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:12:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:12:47,165 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:47,168 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:47,347 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:47,436 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:47,439 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:12:47,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:47 BoogieIcfgContainer [2023-11-24 23:12:47,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:47,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:47,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:47,453 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:47,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:47" (1/1) ... [2023-11-24 23:12:47,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 23:12:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 23:12:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:12:47,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:47,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:47,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:47,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:47,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:12:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:47,766 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:12:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:47,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:12:47,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:47,845 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:12:47,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:12:47,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:47,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-24 23:12:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-24 23:12:47,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:12:47,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:47,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:47,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:47,884 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:47,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:12:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:48,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:48,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:48,295 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:12:48,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:12:48,302 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:12:48,330 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet105 [2023-11-24 23:12:48,334 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post107 could not be translated [2023-11-24 23:12:48,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:12:48 ImpRootNode [2023-11-24 23:12:48,339 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:12:48,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:12:48,340 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:12:48,340 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:12:48,340 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:47" (3/4) ... [2023-11-24 23:12:48,342 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:12:48,344 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:12:48,345 INFO L158 Benchmark]: Toolchain (without parser) took 3178.56ms. Allocated memory is still 104.9MB. Free memory was 76.9MB in the beginning and 56.0MB in the end (delta: 20.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-24 23:12:48,345 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:48,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1484.24ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 71.2MB in the end (delta: 5.5MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:48,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.30ms. Allocated memory is still 104.9MB. Free memory was 71.2MB in the beginning and 68.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:48,347 INFO L158 Benchmark]: Boogie Preprocessor took 76.37ms. Allocated memory is still 104.9MB. Free memory was 68.0MB in the beginning and 66.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:48,348 INFO L158 Benchmark]: RCFGBuilder took 619.60ms. Allocated memory is still 104.9MB. Free memory was 65.9MB in the beginning and 47.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:12:48,348 INFO L158 Benchmark]: CodeCheck took 896.94ms. Allocated memory is still 104.9MB. Free memory was 47.5MB in the beginning and 56.0MB in the end (delta: -8.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:48,349 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 104.9MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:48,352 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 44 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_52c_badSink(data) [L1572] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1484.24ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 71.2MB in the end (delta: 5.5MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.30ms. Allocated memory is still 104.9MB. Free memory was 71.2MB in the beginning and 68.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.37ms. Allocated memory is still 104.9MB. Free memory was 68.0MB in the beginning and 66.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 619.60ms. Allocated memory is still 104.9MB. Free memory was 65.9MB in the beginning and 47.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 896.94ms. Allocated memory is still 104.9MB. Free memory was 47.5MB in the beginning and 56.0MB in the end (delta: -8.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 104.9MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet105 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post107 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:12:48,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259d4b87-4c00-4f70-b0e3-5d019771e04f/bin/ukojak-verify-afCqCEvfdi/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 Result: UNKNOWN: Overapproximated counterexample