./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk --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 fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:23:27,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:23:27,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:23:27,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:23:27,856 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:23:27,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:23:27,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:23:27,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:23:27,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:23:27,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:23:27,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:23:27,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:23:27,883 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:23:27,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:23:27,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:23:27,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:23:27,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:23:27,885 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:23:27,885 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:23:27,885 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:23:27,886 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:23:27,886 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:23:27,887 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:23:27,887 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:23:27,888 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:23:27,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:23:27,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:27,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:23:27,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:23:27,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:23:27,890 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:23:27,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:23:27,891 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_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b [2024-11-09 00:23:28,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:23:28,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:23:28,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:23:28,256 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:23:28,260 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:23:28,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i Unable to find full path for "g++" [2024-11-09 00:23:30,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:23:30,621 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:23:30,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i [2024-11-09 00:23:30,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data/e04d24c0f/3efbb3e21fdd48328b09dc4bbf745504/FLAGc71cdb51a [2024-11-09 00:23:30,676 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data/e04d24c0f/3efbb3e21fdd48328b09dc4bbf745504 [2024-11-09 00:23:30,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:23:30,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:23:30,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:30,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:23:30,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:23:30,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:30" (1/1) ... [2024-11-09 00:23:30,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a796f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:30, skipping insertion in model container [2024-11-09 00:23:30,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:30" (1/1) ... [2024-11-09 00:23:30,785 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:23:31,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:31,898 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:23:32,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:32,240 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:23:32,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32 WrapperNode [2024-11-09 00:23:32,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:32,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:32,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:23:32,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:23:32,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,318 INFO L138 Inliner]: procedures = 499, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 69 [2024-11-09 00:23:32,320 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:32,321 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:23:32,321 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:23:32,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:23:32,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:23:32,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:23:32,361 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:23:32,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:23:32,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:32,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:23:32,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:23:32,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:23:32,439 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:23:32,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:23:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:23:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:23:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:23:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:23:32,659 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:23:32,663 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:23:32,848 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-09 00:23:32,848 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:23:32,915 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:23:32,921 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:23:32,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:32 BoogieIcfgContainer [2024-11-09 00:23:32,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:23:32,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:23:32,923 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:23:32,934 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:23:32,934 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:23:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-09 00:23:32,994 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-09 00:23:32,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:23:32,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:32,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:33,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:33,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:33,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-09 00:23:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-09 00:23:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:23:33,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:33,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:33,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:23:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:33,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:23:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:33,699 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:23:33,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:23:33 ImpRootNode [2024-11-09 00:23:33,743 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:23:33,744 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:23:33,744 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:23:33,744 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:23:33,746 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:32" (3/4) ... [2024-11-09 00:23:33,749 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:23:33,750 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:23:33,751 INFO L158 Benchmark]: Toolchain (without parser) took 3070.33ms. Allocated memory is still 153.1MB. Free memory was 120.8MB in the beginning and 104.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-11-09 00:23:33,753 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 115.3MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:23:33,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1556.67ms. Allocated memory is still 153.1MB. Free memory was 120.8MB in the beginning and 98.8MB in the end (delta: 22.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-09 00:23:33,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.48ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 96.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:23:33,756 INFO L158 Benchmark]: Boogie Preprocessor took 38.97ms. Allocated memory is still 153.1MB. Free memory was 96.5MB in the beginning and 94.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:23:33,757 INFO L158 Benchmark]: RCFGBuilder took 561.14ms. Allocated memory is still 153.1MB. Free memory was 94.6MB in the beginning and 78.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:23:33,757 INFO L158 Benchmark]: CodeCheck took 820.44ms. Allocated memory is still 153.1MB. Free memory was 78.8MB in the beginning and 105.8MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:23:33,758 INFO L158 Benchmark]: Witness Printer took 6.36ms. Allocated memory is still 153.1MB. Free memory was 105.8MB in the beginning and 104.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:23:33,765 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, 16 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, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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: 1577]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1557, overapproximation of large string literal at line 1569, overapproximation of fgets at line 1555. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET 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] [L1570] CALL CWE190_Integer_Overflow__int_fgets_postinc_51_bad() [L1551] int data; [L1552] data = 0 [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1557] data = atoi(inputBuffer) [L1564] CALL CWE190_Integer_Overflow__int_fgets_postinc_51b_badSink(data) [L1577] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.39ms. Allocated memory is still 115.3MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1556.67ms. Allocated memory is still 153.1MB. Free memory was 120.8MB in the beginning and 98.8MB in the end (delta: 22.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.48ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 96.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.97ms. Allocated memory is still 153.1MB. Free memory was 96.5MB in the beginning and 94.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 561.14ms. Allocated memory is still 153.1MB. Free memory was 94.6MB in the beginning and 78.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 820.44ms. Allocated memory is still 153.1MB. Free memory was 78.8MB in the beginning and 105.8MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.36ms. Allocated memory is still 153.1MB. Free memory was 105.8MB in the beginning and 104.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:23:33,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/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 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_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk --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 fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:23:36,219 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:23:36,313 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:23:36,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:23:36,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:23:36,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:23:36,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:23:36,369 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:23:36,369 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:23:36,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:23:36,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:23:36,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:23:36,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:23:36,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:23:36,371 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:23:36,372 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:23:36,372 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:23:36,372 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:23:36,376 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:23:36,376 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:23:36,376 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:23:36,377 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:23:36,377 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:23:36,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:23:36,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:23:36,382 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:23:36,382 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:23:36,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:23:36,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:36,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:23:36,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:23:36,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:23:36,384 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:23:36,384 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:23:36,384 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:23:36,385 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_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b [2024-11-09 00:23:36,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:23:36,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:23:36,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:23:36,814 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:23:36,815 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:23:36,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i Unable to find full path for "g++" [2024-11-09 00:23:39,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:23:39,536 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:23:39,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i [2024-11-09 00:23:39,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data/fdeab5406/2ce48184076843618d5d636020d3988d/FLAGd0b0cb287 [2024-11-09 00:23:39,720 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/data/fdeab5406/2ce48184076843618d5d636020d3988d [2024-11-09 00:23:39,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:23:39,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:23:39,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:39,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:23:39,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:23:39,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:39" (1/1) ... [2024-11-09 00:23:39,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16ccdfa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:39, skipping insertion in model container [2024-11-09 00:23:39,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:39" (1/1) ... [2024-11-09 00:23:39,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:23:40,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:40,847 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:23:40,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:41,128 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:23:41,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41 WrapperNode [2024-11-09 00:23:41,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:41,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:41,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:23:41,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:23:41,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,191 INFO L138 Inliner]: procedures = 504, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 68 [2024-11-09 00:23:41,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:41,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:23:41,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:23:41,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:23:41,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:23:41,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:23:41,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:23:41,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:23:41,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:41,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:23:41,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:23:41,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:23:41,315 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:23:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:23:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:23:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:23:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:23:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:23:41,475 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:23:41,477 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:23:41,645 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:23:41,645 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:23:41,707 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:23:41,707 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:23:41,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:41 BoogieIcfgContainer [2024-11-09 00:23:41,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:23:41,708 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:23:41,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:23:41,719 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:23:41,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:41" (1/1) ... [2024-11-09 00:23:41,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:23:41,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-09 00:23:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-09 00:23:41,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:23:41,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:41,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:23:41,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:23:41,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:23:41,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:23:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:41,989 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:23:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:42,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:23:42,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:42,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:42,061 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:23:42,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:23:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:23:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:23:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:23:42,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:42,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:23:42,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:23:42,096 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:23:42,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:23:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:42,259 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:23:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:42,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:23:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:23:42,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:23:42,471 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:23:42,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:23:42 ImpRootNode [2024-11-09 00:23:42,499 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:23:42,500 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:23:42,500 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:23:42,500 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:23:42,501 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:41" (3/4) ... [2024-11-09 00:23:42,505 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:23:42,506 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:23:42,508 INFO L158 Benchmark]: Toolchain (without parser) took 2783.11ms. Allocated memory was 81.8MB in the beginning and 107.0MB in the end (delta: 25.2MB). Free memory was 36.3MB in the beginning and 43.4MB in the end (delta: -7.1MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2024-11-09 00:23:42,508 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 81.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:23:42,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1399.14ms. Allocated memory was 81.8MB in the beginning and 107.0MB in the end (delta: 25.2MB). Free memory was 36.1MB in the beginning and 66.8MB in the end (delta: -30.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-09 00:23:42,509 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.62ms. Allocated memory is still 107.0MB. Free memory was 66.8MB in the beginning and 63.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:23:42,510 INFO L158 Benchmark]: Boogie Preprocessor took 49.61ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:23:42,515 INFO L158 Benchmark]: RCFGBuilder took 465.05ms. Allocated memory is still 107.0MB. Free memory was 61.5MB in the beginning and 74.8MB in the end (delta: -13.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:23:42,515 INFO L158 Benchmark]: CodeCheck took 790.87ms. Allocated memory is still 107.0MB. Free memory was 74.8MB in the beginning and 43.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 00:23:42,516 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 107.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:23:42,521 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, 16 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, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 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, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 58 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 53 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: 1577]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1557, overapproximation of large string literal at line 1569, overapproximation of fgets at line 1555. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET 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] [L1570] CALL CWE190_Integer_Overflow__int_fgets_postinc_51_bad() [L1551] int data; [L1552] data = 0 [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1557] data = atoi(inputBuffer) [L1564] CALL CWE190_Integer_Overflow__int_fgets_postinc_51b_badSink(data) [L1577] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.50ms. Allocated memory is still 81.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1399.14ms. Allocated memory was 81.8MB in the beginning and 107.0MB in the end (delta: 25.2MB). Free memory was 36.1MB in the beginning and 66.8MB in the end (delta: -30.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.62ms. Allocated memory is still 107.0MB. Free memory was 66.8MB in the beginning and 63.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.61ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.05ms. Allocated memory is still 107.0MB. Free memory was 61.5MB in the beginning and 74.8MB in the end (delta: -13.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 790.87ms. Allocated memory is still 107.0MB. Free memory was 74.8MB in the beginning and 43.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 6.85ms. Allocated memory is still 107.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:23:42,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fa5df-f88b-49b2-93be-b2bab8f5b328/bin/ukojak-verify-ImItNfHLgk/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