./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_15_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/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_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/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_fc4861d0-395d-4ab8-8218-a590e0d88547/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 72b137b57c6c6f539bb6b05f4e5a577c5939958bacefb74682f8fafe5cc60a7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:54:27,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:54:27,528 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:54:27,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:54:27,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:54:27,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:54:27,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:54:27,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:54:27,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:54:27,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:54:27,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:54:27,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:54:27,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:54:27,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:54:27,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:54:27,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:54:27,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:54:27,582 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:54:27,582 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:54:27,582 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:54:27,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:54:27,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:54:27,586 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:54:27,586 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:54:27,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:54:27,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:54:27,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:27,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:54:27,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:54:27,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:54:27,588 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:54:27,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:54:27,588 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_fc4861d0-395d-4ab8-8218-a590e0d88547/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72b137b57c6c6f539bb6b05f4e5a577c5939958bacefb74682f8fafe5cc60a7a [2024-11-08 23:54:27,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:54:27,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:54:27,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:54:27,898 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:54:27,899 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:54:27,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_15_bad.i Unable to find full path for "g++" [2024-11-08 23:54:29,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:54:30,228 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:54:30,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_15_bad.i [2024-11-08 23:54:30,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data/7d393cb5e/34ccdbbacfaa497fa170972d3c2d02a2/FLAG8274ee546 [2024-11-08 23:54:30,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data/7d393cb5e/34ccdbbacfaa497fa170972d3c2d02a2 [2024-11-08 23:54:30,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:54:30,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:54:30,483 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:30,483 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:54:30,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:54:30,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:30" (1/1) ... [2024-11-08 23:54:30,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310be4d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:30, skipping insertion in model container [2024-11-08 23:54:30,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:30" (1/1) ... [2024-11-08 23:54:30,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:54:31,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:31,672 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:54:31,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:31,970 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:54:31,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31 WrapperNode [2024-11-08 23:54:31,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:31,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:31,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:54:31,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:54:31,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,045 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-11-08 23:54:32,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:32,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:54:32,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:54:32,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:54:32,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:54:32,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:54:32,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:54:32,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:54:32,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:31" (1/1) ... [2024-11-08 23:54:32,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:32,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:54:32,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:54:32,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:54:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:54:32,181 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:54:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:54:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:54:32,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:54:32,331 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:54:32,334 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:54:32,467 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 23:54:32,467 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:54:32,519 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:54:32,520 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:54:32,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:32 BoogieIcfgContainer [2024-11-08 23:54:32,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:54:32,521 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:54:32,521 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:54:32,533 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:54:32,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:32" (1/1) ... [2024-11-08 23:54:32,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:54:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:32,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-08 23:54:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 23:54:32,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:54:32,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:32,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:32,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:54:32,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:32,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-08 23:54:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-08 23:54:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:54:32,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:32,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:54:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 20 transitions. [2024-11-08 23:54:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-08 23:54:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:54:33,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:33,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:33,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:54:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:33,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:54:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:33,319 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:54:33,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:54:33 ImpRootNode [2024-11-08 23:54:33,353 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:54:33,354 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:54:33,354 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:54:33,354 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:54:33,355 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:32" (3/4) ... [2024-11-08 23:54:33,357 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:54:33,358 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:54:33,359 INFO L158 Benchmark]: Toolchain (without parser) took 2877.08ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 81.2MB in the beginning and 115.3MB in the end (delta: -34.1MB). Peak memory consumption was 254.8kB. Max. memory is 16.1GB. [2024-11-08 23:54:33,359 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:54:33,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1488.24ms. Allocated memory is still 121.6MB. Free memory was 80.8MB in the beginning and 54.5MB in the end (delta: 26.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2024-11-08 23:54:33,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.57ms. Allocated memory is still 121.6MB. Free memory was 54.5MB in the beginning and 51.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:54:33,361 INFO L158 Benchmark]: Boogie Preprocessor took 33.59ms. Allocated memory is still 121.6MB. Free memory was 51.5MB in the beginning and 49.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:54:33,362 INFO L158 Benchmark]: RCFGBuilder took 439.21ms. Allocated memory is still 121.6MB. Free memory was 49.9MB in the beginning and 74.9MB in the end (delta: -25.0MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-11-08 23:54:33,362 INFO L158 Benchmark]: CodeCheck took 831.89ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 74.9MB in the beginning and 116.3MB in the end (delta: -41.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 23:54:33,367 INFO L158 Benchmark]: Witness Printer took 3.89ms. Allocated memory is still 153.1MB. Free memory was 116.3MB in the beginning and 115.3MB in the end (delta: 996.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:54:33,373 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 51 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 35 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 142 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, 0.2s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1565]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1578. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fscanf_preinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1563] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1565] ++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 0.21ms. Allocated memory is still 121.6MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1488.24ms. Allocated memory is still 121.6MB. Free memory was 80.8MB in the beginning and 54.5MB in the end (delta: 26.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.57ms. Allocated memory is still 121.6MB. Free memory was 54.5MB in the beginning and 51.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.59ms. Allocated memory is still 121.6MB. Free memory was 51.5MB in the beginning and 49.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.21ms. Allocated memory is still 121.6MB. Free memory was 49.9MB in the beginning and 74.9MB in the end (delta: -25.0MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 831.89ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 74.9MB in the beginning and 116.3MB in the end (delta: -41.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 3.89ms. Allocated memory is still 153.1MB. Free memory was 116.3MB in the beginning and 115.3MB in the end (delta: 996.3kB). 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 [2024-11-08 23:54:33,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/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_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/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_fc4861d0-395d-4ab8-8218-a590e0d88547/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 72b137b57c6c6f539bb6b05f4e5a577c5939958bacefb74682f8fafe5cc60a7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:54:35,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:54:36,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:54:36,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:54:36,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:54:36,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:54:36,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:54:36,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:54:36,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:54:36,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:54:36,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:54:36,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:54:36,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:54:36,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:54:36,155 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:54:36,155 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:54:36,156 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:54:36,156 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:54:36,156 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:54:36,157 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:54:36,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:54:36,161 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:54:36,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:54:36,165 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:54:36,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:54:36,165 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:36,166 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:54:36,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:54:36,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:36,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:54:36,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:54:36,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:54:36,168 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:54:36,168 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:36,168 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:54:36,168 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_fc4861d0-395d-4ab8-8218-a590e0d88547/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72b137b57c6c6f539bb6b05f4e5a577c5939958bacefb74682f8fafe5cc60a7a [2024-11-08 23:54:36,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:54:36,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:54:36,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:54:36,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:54:36,579 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:54:36,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_15_bad.i Unable to find full path for "g++" [2024-11-08 23:54:38,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:54:39,063 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:54:39,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_15_bad.i [2024-11-08 23:54:39,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data/35fa2d016/ed99741bd96b482eb9d819e0fb3fd9d0/FLAGf4a7d9444 [2024-11-08 23:54:39,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/data/35fa2d016/ed99741bd96b482eb9d819e0fb3fd9d0 [2024-11-08 23:54:39,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:54:39,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:54:39,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:39,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:54:39,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:54:39,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:39" (1/1) ... [2024-11-08 23:54:39,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14556f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:39, skipping insertion in model container [2024-11-08 23:54:39,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:39" (1/1) ... [2024-11-08 23:54:39,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:54:40,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:40,352 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:54:40,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:40,566 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:54:40,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40 WrapperNode [2024-11-08 23:54:40,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:40,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:40,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:54:40,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:54:40,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,631 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-11-08 23:54:40,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:40,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:54:40,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:54:40,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:54:40,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,655 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:54:40,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:54:40,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:54:40,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:54:40,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:40" (1/1) ... [2024-11-08 23:54:40,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:40,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:54:40,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:54:40,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:54:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:54:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:54:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:54:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:54:40,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:54:40,936 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:54:40,938 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:54:41,135 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 23:54:41,136 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:54:41,207 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:54:41,209 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:54:41,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:41 BoogieIcfgContainer [2024-11-08 23:54:41,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:54:41,210 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:54:41,211 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:54:41,221 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:54:41,221 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:41" (1/1) ... [2024-11-08 23:54:41,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:54:41,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:41,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-08 23:54:41,298 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 23:54:41,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:54:41,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:41,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:41,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:41,322 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:41,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:54:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:41,455 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:41,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:54:41,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:41,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:54:41,529 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:54:41,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:54:41,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:41,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-08 23:54:41,562 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-08 23:54:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:54:41,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:41,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:41,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:41,567 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:41,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:54:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:41,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:54:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:41,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:54:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:54:41,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:41,869 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:54:41,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:54:41 ImpRootNode [2024-11-08 23:54:41,905 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:54:41,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:54:41,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:54:41,907 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:54:41,907 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:41" (3/4) ... [2024-11-08 23:54:41,910 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:54:41,911 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:54:41,912 INFO L158 Benchmark]: Toolchain (without parser) took 2720.53ms. Allocated memory is still 115.3MB. Free memory was 87.8MB in the beginning and 52.9MB in the end (delta: 34.9MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-11-08 23:54:41,913 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:54:41,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1372.07ms. Allocated memory is still 115.3MB. Free memory was 87.8MB in the beginning and 46.0MB in the end (delta: 41.8MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2024-11-08 23:54:41,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.58ms. Allocated memory is still 115.3MB. Free memory was 46.0MB in the beginning and 43.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:54:41,916 INFO L158 Benchmark]: Boogie Preprocessor took 31.63ms. Allocated memory is still 115.3MB. Free memory was 43.1MB in the beginning and 41.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:54:41,917 INFO L158 Benchmark]: RCFGBuilder took 544.71ms. Allocated memory is still 115.3MB. Free memory was 41.1MB in the beginning and 75.4MB in the end (delta: -34.3MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-08 23:54:41,918 INFO L158 Benchmark]: CodeCheck took 695.28ms. Allocated memory is still 115.3MB. Free memory was 75.4MB in the beginning and 52.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:54:41,919 INFO L158 Benchmark]: Witness Printer took 5.21ms. Allocated memory is still 115.3MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:54:41,922 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 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, 16 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 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: 1565]: 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 1578. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fscanf_preinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1563] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1565] ++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 0.33ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1372.07ms. Allocated memory is still 115.3MB. Free memory was 87.8MB in the beginning and 46.0MB in the end (delta: 41.8MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.58ms. Allocated memory is still 115.3MB. Free memory was 46.0MB in the beginning and 43.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.63ms. Allocated memory is still 115.3MB. Free memory was 43.1MB in the beginning and 41.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.71ms. Allocated memory is still 115.3MB. Free memory was 41.1MB in the beginning and 75.4MB in the end (delta: -34.3MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * CodeCheck took 695.28ms. Allocated memory is still 115.3MB. Free memory was 75.4MB in the beginning and 52.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.21ms. Allocated memory is still 115.3MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:54:41,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4861d0-395d-4ab8-8218-a590e0d88547/bin/ukojak-verify-ImItNfHLgk/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