./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/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_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:47:23,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:47:24,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:47:24,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:47:24,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:47:24,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:47:24,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:47:24,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:47:24,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:47:24,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:47:24,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:47:24,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:47:24,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:47:24,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:47:24,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:47:24,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:47:24,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:47:24,044 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:47:24,044 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:47:24,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:47:24,045 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:47:24,046 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:47:24,046 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:47:24,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:47:24,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:47:24,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:47:24,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:47:24,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:47:24,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:47:24,049 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:47:24,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:47:24,050 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:47:24,051 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_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 [2023-12-03 04:47:24,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:47:24,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:47:24,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:47:24,317 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:47:24,318 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:47:24,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-12-03 04:47:27,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:47:27,515 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:47:27,516 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-12-03 04:47:27,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data/9832c47be/6a4a6e7a04f8463ab3c714b68e472a84/FLAGe2f8f7b03 [2023-12-03 04:47:27,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data/9832c47be/6a4a6e7a04f8463ab3c714b68e472a84 [2023-12-03 04:47:27,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:47:27,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:47:27,566 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:47:27,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:47:27,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:47:27,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:47:27" (1/1) ... [2023-12-03 04:47:27,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205ae50d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:27, skipping insertion in model container [2023-12-03 04:47:27,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:47:27" (1/1) ... [2023-12-03 04:47:27,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:47:28,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:47:28,561 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:47:28,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:47:28,873 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:28,873 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:28,874 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:28,874 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:28,882 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:47:28,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28 WrapperNode [2023-12-03 04:47:28,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:47:28,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:47:28,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:47:28,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:47:28,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,942 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 96 [2023-12-03 04:47:28,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:47:28,943 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:47:28,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:47:28,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:47:28,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,954 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:47:28,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:47:28,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:47:28,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:47:28,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:28" (1/1) ... [2023-12-03 04:47:28,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:47:28,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:47:29,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:47:29,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:47:29,049 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:47:29,049 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:47:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:47:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:47:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:47:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:47:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:47:29,213 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:47:29,216 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:47:29,421 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:47:29,606 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:47:29,606 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:47:29,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:29 BoogieIcfgContainer [2023-12-03 04:47:29,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:47:29,609 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:47:29,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:47:29,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:47:29,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:29" (1/1) ... [2023-12-03 04:47:29,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:47:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:47:29,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:47:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:47:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:47:29,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:47:29,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:47:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:47:30,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:47:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:47:30,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 04:47:30,144 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 04:47:30,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:47:30,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:47:30,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:47:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:30,235 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:47:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:30,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:47:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:30,420 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:47:30,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-12-03 04:47:30,443 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post113 could not be translated [2023-12-03 04:47:30,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:47:30 ImpRootNode [2023-12-03 04:47:30,447 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:47:30,448 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:47:30,448 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:47:30,448 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:47:30,448 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:29" (3/4) ... [2023-12-03 04:47:30,450 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:47:30,451 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:47:30,452 INFO L158 Benchmark]: Toolchain (without parser) took 2887.10ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 99.0MB in the beginning and 98.3MB in the end (delta: 699.8kB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2023-12-03 04:47:30,452 INFO L158 Benchmark]: CDTParser took 5.63ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 117.9MB in the end (delta: -11.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:47:30,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1317.42ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 98.6MB in the beginning and 134.3MB in the end (delta: -35.8MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2023-12-03 04:47:30,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.13ms. Allocated memory is still 180.4MB. Free memory was 134.3MB in the beginning and 131.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:47:30,454 INFO L158 Benchmark]: Boogie Preprocessor took 27.71ms. Allocated memory is still 180.4MB. Free memory was 131.2MB in the beginning and 130.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:47:30,455 INFO L158 Benchmark]: RCFGBuilder took 636.73ms. Allocated memory is still 180.4MB. Free memory was 130.1MB in the beginning and 92.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 04:47:30,455 INFO L158 Benchmark]: CodeCheck took 838.41ms. Allocated memory is still 180.4MB. Free memory was 92.4MB in the beginning and 99.2MB in the end (delta: -6.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:47:30,456 INFO L158 Benchmark]: Witness Printer took 3.06ms. Allocated memory is still 180.4MB. Free memory was 99.2MB in the beginning and 98.3MB in the end (delta: 892.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:47:30,459 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, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 5.63ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 117.9MB in the end (delta: -11.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1317.42ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 98.6MB in the beginning and 134.3MB in the end (delta: -35.8MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.13ms. Allocated memory is still 180.4MB. Free memory was 134.3MB in the beginning and 131.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.71ms. Allocated memory is still 180.4MB. Free memory was 131.2MB in the beginning and 130.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 636.73ms. Allocated memory is still 180.4MB. Free memory was 130.1MB in the beginning and 92.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 838.41ms. Allocated memory is still 180.4MB. Free memory was 92.4MB in the beginning and 99.2MB in the end (delta: -6.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.06ms. Allocated memory is still 180.4MB. Free memory was 99.2MB in the beginning and 98.3MB in the end (delta: 892.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet111 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post113 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:47:30,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/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_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:47:32,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:47:32,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:47:32,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:47:32,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:47:32,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:47:32,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:47:32,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:47:32,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:47:32,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:47:32,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:47:32,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:47:32,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:47:32,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:47:32,606 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:47:32,607 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:47:32,607 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:47:32,608 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:47:32,608 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:47:32,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:47:32,609 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:47:32,610 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:47:32,610 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:47:32,611 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:47:32,611 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:47:32,612 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:47:32,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:47:32,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:47:32,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:47:32,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:47:32,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:47:32,614 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:47:32,615 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:47:32,615 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:47:32,615 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:47:32,615 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:47:32,616 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_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 567bd30e932141bc5e6fe2dc818505b68a4aacf3f3f2b81199fae08810f99ed6 [2023-12-03 04:47:32,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:47:32,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:47:32,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:47:32,912 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:47:32,913 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:47:32,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-12-03 04:47:35,722 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:47:36,102 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:47:36,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_52_bad.i [2023-12-03 04:47:36,132 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data/a5c914ba9/47dfce8f53a84458948a4d381830ef70/FLAGd177eeb8a [2023-12-03 04:47:36,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/data/a5c914ba9/47dfce8f53a84458948a4d381830ef70 [2023-12-03 04:47:36,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:47:36,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:47:36,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:47:36,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:47:36,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:47:36,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:47:36" (1/1) ... [2023-12-03 04:47:36,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ddada43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:36, skipping insertion in model container [2023-12-03 04:47:36,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:47:36" (1/1) ... [2023-12-03 04:47:36,235 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:47:37,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:47:37,043 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:47:37,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:47:37,224 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:37,224 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:37,224 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:37,224 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:47:37,232 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:47:37,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37 WrapperNode [2023-12-03 04:47:37,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:47:37,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:47:37,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:47:37,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:47:37,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,291 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 64 [2023-12-03 04:47:37,291 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:47:37,292 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:47:37,292 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:47:37,292 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:47:37,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:47:37,331 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:47:37,331 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:47:37,331 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:47:37,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:47:37,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:47:37,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:47:37,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:47:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:47:37,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:47:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:47:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:47:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:47:37,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:47:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:47:37,576 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:47:37,579 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:47:37,720 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:47:37,794 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:47:37,794 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:47:37,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:37 BoogieIcfgContainer [2023-12-03 04:47:37,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:47:37,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:47:37,797 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:47:37,819 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:47:37,819 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:37" (1/1) ... [2023-12-03 04:47:37,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:47:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:47:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:47:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:47:37,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:47:37,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:47:37,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:47:37,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:47:37,924 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:47:37,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:47:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:47:38,064 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:47:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:47:38,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:47:38,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:47:38,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:47:38,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:47:38,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:47:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 04:47:38,164 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 04:47:38,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:47:38,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:47:38,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:47:38,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:47:38,166 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:47:38,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:47:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:38,333 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:47:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:38,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:47:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:47:38,538 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:47:38,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:47:38,540 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:47:38,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet105 [2023-12-03 04:47:38,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post107 could not be translated [2023-12-03 04:47:38,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:47:38 ImpRootNode [2023-12-03 04:47:38,578 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:47:38,579 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:47:38,579 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:47:38,579 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:47:38,579 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:37" (3/4) ... [2023-12-03 04:47:38,582 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:47:38,583 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:47:38,584 INFO L158 Benchmark]: Toolchain (without parser) took 2429.74ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 48.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-12-03 04:47:38,585 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 82.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:47:38,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1076.64ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 65.0MB in the end (delta: 8.5MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2023-12-03 04:47:38,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.90ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 61.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:47:38,587 INFO L158 Benchmark]: Boogie Preprocessor took 38.58ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 59.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:47:38,588 INFO L158 Benchmark]: RCFGBuilder took 465.21ms. Allocated memory is still 100.7MB. Free memory was 59.7MB in the beginning and 40.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 04:47:38,588 INFO L158 Benchmark]: CodeCheck took 781.09ms. Allocated memory is still 100.7MB. Free memory was 40.9MB in the beginning and 48.2MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:47:38,589 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 100.7MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:47:38,592 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 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 0.30ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 82.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1076.64ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 65.0MB in the end (delta: 8.5MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.90ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 61.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.58ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 59.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.21ms. Allocated memory is still 100.7MB. Free memory was 59.7MB in the beginning and 40.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 781.09ms. Allocated memory is still 100.7MB. Free memory was 40.9MB in the beginning and 48.2MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 100.7MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet105 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post107 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:47:38,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd629db-287c-4848-978a-f9ba20567b9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample