./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_53_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_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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 4fd847fb09f3be6e73ff0a9ac0e0ff563fafa84f7c037d7a2e1486e517f6b39d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:30:45,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:30:46,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:30:46,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:30:46,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:30:46,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:30:46,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:30:46,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:30:46,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:30:46,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:30:46,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:30:46,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:30:46,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:30:46,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:30:46,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:30:46,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:30:46,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:30:46,069 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:30:46,069 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:30:46,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:30:46,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:30:46,072 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:30:46,072 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:30:46,073 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:30:46,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:30:46,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:30:46,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:30:46,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:30:46,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:30:46,075 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:30:46,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:30:46,076 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:30:46,076 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_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fd847fb09f3be6e73ff0a9ac0e0ff563fafa84f7c037d7a2e1486e517f6b39d [2023-12-03 03:30:46,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:30:46,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:30:46,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:30:46,323 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:30:46,324 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:30:46,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_53_bad.i [2023-12-03 03:30:48,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:30:49,315 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:30:49,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_53_bad.i [2023-12-03 03:30:49,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data/b3686357c/95d4313d933f45f3a498b849ee20b641/FLAGed08808d7 [2023-12-03 03:30:49,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data/b3686357c/95d4313d933f45f3a498b849ee20b641 [2023-12-03 03:30:49,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:30:49,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:30:49,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:30:49,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:30:49,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:30:49,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:30:49" (1/1) ... [2023-12-03 03:30:49,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44272211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:49, skipping insertion in model container [2023-12-03 03:30:49,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:30:49" (1/1) ... [2023-12-03 03:30:49,424 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:30:50,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:30:50,721 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:30:50,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:30:51,246 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:51,246 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:51,246 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:51,246 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:51,253 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:30:51,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51 WrapperNode [2023-12-03 03:30:51,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:30:51,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:30:51,255 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:30:51,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:30:51,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,318 INFO L138 Inliner]: procedures = 939, calls = 58, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 45 [2023-12-03 03:30:51,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:30:51,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:30:51,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:30:51,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:30:51,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,336 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:30:51,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:30:51,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:30:51,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:30:51,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:30:51,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:30:51,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:30:51,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:30:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:30:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:30:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:30:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:30:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:30:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:30:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:30:51,566 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:30:51,568 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:30:51,666 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:30:51,704 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:30:51,704 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:30:51,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:30:51 BoogieIcfgContainer [2023-12-03 03:30:51,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:30:51,706 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:30:51,706 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:30:51,714 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:30:51,714 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:30:51" (1/1) ... [2023-12-03 03:30:51,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:30:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:51,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 03:30:51,768 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 03:30:51,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:30:51,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:51,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:51,933 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 03:30:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 03:30:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 03:30:51,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:30:51,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:51,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:30:52,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:30:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:30:52,043 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 03:30:52,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet183 [2023-12-03 03:30:52,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:30:52 ImpRootNode [2023-12-03 03:30:52,067 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:30:52,068 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:30:52,068 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:30:52,068 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:30:52,069 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:30:51" (3/4) ... [2023-12-03 03:30:52,070 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:30:52,071 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:30:52,072 INFO L158 Benchmark]: Toolchain (without parser) took 2715.15ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 113.5MB in the beginning and 120.1MB in the end (delta: -6.5MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2023-12-03 03:30:52,072 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 155.2MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:30:52,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1896.81ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 113.5MB in the beginning and 158.7MB in the end (delta: -45.2MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. [2023-12-03 03:30:52,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.92ms. Allocated memory is still 205.5MB. Free memory was 158.7MB in the beginning and 155.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:30:52,074 INFO L158 Benchmark]: Boogie Preprocessor took 23.20ms. Allocated memory is still 205.5MB. Free memory was 155.7MB in the beginning and 153.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:30:52,075 INFO L158 Benchmark]: RCFGBuilder took 362.98ms. Allocated memory is still 205.5MB. Free memory was 153.6MB in the beginning and 138.9MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:30:52,075 INFO L158 Benchmark]: CodeCheck took 361.20ms. Allocated memory is still 205.5MB. Free memory was 138.9MB in the beginning and 120.1MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:30:52,076 INFO L158 Benchmark]: Witness Printer took 3.16ms. Allocated memory is still 205.5MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:30:52,079 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: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 34 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, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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: 1861]: 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 1843. 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); [L1843] 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) [L1843] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={14:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1844] CALL CWE190_Integer_Overflow__int_max_square_53_bad() [L1835] int data; [L1836] data = 0 [L1837] data = 0x7fffffff [L1838] CALL CWE190_Integer_Overflow__int_max_square_53b_badSink(data) [L1851] CALL CWE190_Integer_Overflow__int_max_square_53c_badSink(data) [L1856] CALL CWE190_Integer_Overflow__int_max_square_53d_badSink(data) [L1861] data * 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 0.18ms. Allocated memory is still 155.2MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1896.81ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 113.5MB in the beginning and 158.7MB in the end (delta: -45.2MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.92ms. Allocated memory is still 205.5MB. Free memory was 158.7MB in the beginning and 155.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.20ms. Allocated memory is still 205.5MB. Free memory was 155.7MB in the beginning and 153.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 362.98ms. Allocated memory is still 205.5MB. Free memory was 153.6MB in the beginning and 138.9MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 361.20ms. Allocated memory is still 205.5MB. Free memory was 138.9MB in the beginning and 120.1MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.16ms. Allocated memory is still 205.5MB. Free memory is still 120.1MB. 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~nondet183 - 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 03:30:52,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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 4fd847fb09f3be6e73ff0a9ac0e0ff563fafa84f7c037d7a2e1486e517f6b39d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:30:54,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:30:54,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 03:30:54,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:30:54,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:30:54,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:30:54,123 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:30:54,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:30:54,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:30:54,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:30:54,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:30:54,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:30:54,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:30:54,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:30:54,127 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:30:54,127 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:30:54,128 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:30:54,128 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:30:54,129 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:30:54,129 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:30:54,130 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:30:54,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:30:54,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:30:54,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:30:54,132 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:30:54,133 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:30:54,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:30:54,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:30:54,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:30:54,135 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:30:54,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:30:54,135 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:30:54,136 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:30:54,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:30:54,136 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:30:54,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:30:54,137 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_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fd847fb09f3be6e73ff0a9ac0e0ff563fafa84f7c037d7a2e1486e517f6b39d [2023-12-03 03:30:54,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:30:54,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:30:54,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:30:54,439 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:30:54,440 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:30:54,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_53_bad.i [2023-12-03 03:30:57,191 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:30:57,545 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:30:57,546 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_53_bad.i [2023-12-03 03:30:57,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data/96ac80f08/44f503ac887a48bd986f3292f8e34b1d/FLAG8af3d317b [2023-12-03 03:30:57,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/data/96ac80f08/44f503ac887a48bd986f3292f8e34b1d [2023-12-03 03:30:57,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:30:57,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:30:57,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:30:57,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:30:57,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:30:57,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:30:57" (1/1) ... [2023-12-03 03:30:57,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70263be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:57, skipping insertion in model container [2023-12-03 03:30:57,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:30:57" (1/1) ... [2023-12-03 03:30:57,672 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:30:58,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:30:58,897 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:30:58,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:30:59,314 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:59,314 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:59,314 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:59,314 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:30:59,322 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:30:59,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59 WrapperNode [2023-12-03 03:30:59,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:30:59,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:30:59,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:30:59,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:30:59,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,393 INFO L138 Inliner]: procedures = 944, calls = 58, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 45 [2023-12-03 03:30:59,393 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:30:59,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:30:59,394 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:30:59,394 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:30:59,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,428 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:30:59,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:30:59,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:30:59,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:30:59,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:30:59,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:30:59,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:30:59,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:30:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:30:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:30:59,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:30:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:30:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:30:59,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:30:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:30:59,660 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:30:59,662 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:31:00,927 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:31:00,966 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:31:00,967 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:31:00,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:31:00 BoogieIcfgContainer [2023-12-03 03:31:00,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:31:00,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:31:00,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:31:00,979 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:31:00,979 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:31:00" (1/1) ... [2023-12-03 03:31:00,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:31:01,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 03:31:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 03:31:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:31:01,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:01,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:31:01,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:31:01,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:31:01,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:31:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:01,213 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:31:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:01,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:31:01,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:01,333 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 03:31:01,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:31:01,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 03:31:01,864 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 03:31:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:31:01,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:01,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:31:01,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:31:01,865 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:31:01,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:31:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:31:02,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:31:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:31:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:31:02,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:31:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:31:02,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 03:31:02,252 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 03:31:02,275 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet181 [2023-12-03 03:31:02,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:31:02 ImpRootNode [2023-12-03 03:31:02,279 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:31:02,279 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:31:02,279 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:31:02,280 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:31:02,280 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:31:00" (3/4) ... [2023-12-03 03:31:02,282 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:31:02,283 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:31:02,284 INFO L158 Benchmark]: Toolchain (without parser) took 4697.65ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 71.5MB in the beginning and 51.0MB in the end (delta: 20.5MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2023-12-03 03:31:02,285 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:31:02,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1735.06ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 71.5MB in the beginning and 62.4MB in the end (delta: 9.1MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2023-12-03 03:31:02,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.33ms. Allocated memory is still 121.6MB. Free memory was 62.4MB in the beginning and 58.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:31:02,287 INFO L158 Benchmark]: Boogie Preprocessor took 34.93ms. Allocated memory is still 121.6MB. Free memory was 58.2MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:31:02,287 INFO L158 Benchmark]: RCFGBuilder took 1539.20ms. Allocated memory is still 121.6MB. Free memory was 56.1MB in the beginning and 79.4MB in the end (delta: -23.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-12-03 03:31:02,288 INFO L158 Benchmark]: CodeCheck took 1309.47ms. Allocated memory is still 121.6MB. Free memory was 79.4MB in the beginning and 51.0MB in the end (delta: 28.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 03:31:02,288 INFO L158 Benchmark]: Witness Printer took 3.76ms. Allocated memory is still 121.6MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:31:02,292 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, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 36 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, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 6 NumberOfNonLiveVariables, 43 ConjunctsInSsa, 8 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: 1861]: 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 1843. 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); [L1843] 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) [L1843] 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] [L1844] CALL CWE190_Integer_Overflow__int_max_square_53_bad() [L1835] int data; [L1836] data = 0 [L1837] data = 0x7fffffff [L1838] CALL CWE190_Integer_Overflow__int_max_square_53b_badSink(data) [L1851] CALL CWE190_Integer_Overflow__int_max_square_53c_badSink(data) [L1856] CALL CWE190_Integer_Overflow__int_max_square_53d_badSink(data) [L1861] data * 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 0.18ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1735.06ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 71.5MB in the beginning and 62.4MB in the end (delta: 9.1MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.33ms. Allocated memory is still 121.6MB. Free memory was 62.4MB in the beginning and 58.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.93ms. Allocated memory is still 121.6MB. Free memory was 58.2MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1539.20ms. Allocated memory is still 121.6MB. Free memory was 56.1MB in the beginning and 79.4MB in the end (delta: -23.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * CodeCheck took 1309.47ms. Allocated memory is still 121.6MB. Free memory was 79.4MB in the beginning and 51.0MB in the end (delta: 28.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 3.76ms. Allocated memory is still 121.6MB. Free memory is still 51.0MB. 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~nondet181 - 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 03:31:02,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e026c0a-7888-4c2b-8d2e-96ddc56ac658/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample