./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_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_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/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_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/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_ec26c955-b808-4e72-aae3-de97edcac9d8/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 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:29,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:29,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:20:29,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:29,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:29,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:29,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:29,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:29,701 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:29,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:29,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:29,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:29,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:29,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:29,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:29,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:29,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:29,712 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:29,713 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:20:29,713 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:20:29,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:29,715 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:29,717 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:29,717 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:29,718 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:29,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:29,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:29,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:29,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:29,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:29,721 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:29,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:29,723 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_ec26c955-b808-4e72-aae3-de97edcac9d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 [2024-11-08 23:20:30,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:30,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:30,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:30,149 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:30,150 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:30,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i Unable to find full path for "g++" [2024-11-08 23:20:32,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:32,895 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:32,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i [2024-11-08 23:20:32,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data/b5ca622e7/f53cb9ff33244b879c5902f8e2b635aa/FLAG4e99c9cb9 [2024-11-08 23:20:32,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data/b5ca622e7/f53cb9ff33244b879c5902f8e2b635aa [2024-11-08 23:20:32,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:32,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:32,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:32,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:32,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:32,988 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:32" (1/1) ... [2024-11-08 23:20:32,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365b3c57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:32, skipping insertion in model container [2024-11-08 23:20:32,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:32" (1/1) ... [2024-11-08 23:20:33,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:34,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:34,367 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:34,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:34,731 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:34,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34 WrapperNode [2024-11-08 23:20:34,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:34,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:34,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:34,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:34,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,802 INFO L138 Inliner]: procedures = 497, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2024-11-08 23:20:34,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:34,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:34,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:34,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:34,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,835 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,837 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,842 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:34,843 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:34,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:34,844 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:34,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:34,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:34,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:34,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:20:34,964 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:20:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:20:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:20:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:34,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:20:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:20:35,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:35,250 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:35,384 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:35,385 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:35,432 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:35,432 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:20:35,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:35 BoogieIcfgContainer [2024-11-08 23:20:35,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:35,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:35,434 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:35,448 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:35,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:35" (1/1) ... [2024-11-08 23:20:35,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:35,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:35,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:20:35,520 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:20:35,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:20:35,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:35,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:36,201 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 23:20:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:20:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:20:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:20:36,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:36,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:36,296 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:36,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:36,468 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:20:36,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:20:36 ImpRootNode [2024-11-08 23:20:36,521 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:20:36,523 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:20:36,523 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:20:36,523 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:20:36,524 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:35" (3/4) ... [2024-11-08 23:20:36,527 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:20:36,529 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:20:36,530 INFO L158 Benchmark]: Toolchain (without parser) took 3553.29ms. Allocated memory is still 165.7MB. Free memory was 130.2MB in the beginning and 83.4MB in the end (delta: 46.8MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-11-08 23:20:36,532 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory was 82.2MB in the beginning and 82.1MB in the end (delta: 24.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:36,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1752.47ms. Allocated memory is still 165.7MB. Free memory was 129.4MB in the beginning and 64.1MB in the end (delta: 65.3MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 23:20:36,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.92ms. Allocated memory is still 165.7MB. Free memory was 64.1MB in the beginning and 61.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:36,536 INFO L158 Benchmark]: Boogie Preprocessor took 38.52ms. Allocated memory is still 165.7MB. Free memory was 61.1MB in the beginning and 59.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:36,537 INFO L158 Benchmark]: RCFGBuilder took 589.90ms. Allocated memory is still 165.7MB. Free memory was 59.9MB in the beginning and 123.2MB in the end (delta: -63.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:36,538 INFO L158 Benchmark]: CodeCheck took 1087.18ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 83.4MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 23:20:36,539 INFO L158 Benchmark]: Witness Printer took 6.78ms. Allocated memory is still 165.7MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:36,545 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 1562]: 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 1571. 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); [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_max_preinc_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = 0x7fffffff [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] ++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 0.37ms. Allocated memory is still 115.3MB. Free memory was 82.2MB in the beginning and 82.1MB in the end (delta: 24.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1752.47ms. Allocated memory is still 165.7MB. Free memory was 129.4MB in the beginning and 64.1MB in the end (delta: 65.3MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.92ms. Allocated memory is still 165.7MB. Free memory was 64.1MB in the beginning and 61.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.52ms. Allocated memory is still 165.7MB. Free memory was 61.1MB in the beginning and 59.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 589.90ms. Allocated memory is still 165.7MB. Free memory was 59.9MB in the beginning and 123.2MB in the end (delta: -63.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * CodeCheck took 1087.18ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 83.4MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 6.78ms. Allocated memory is still 165.7MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:20:36,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/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_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/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_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/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_ec26c955-b808-4e72-aae3-de97edcac9d8/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 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:39,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:39,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:20:39,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:39,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:39,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:39,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:39,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:39,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:39,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:39,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:39,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:39,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:39,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:39,685 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:20:39,685 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:20:39,687 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:39,690 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:20:39,691 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:20:39,691 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:20:39,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:39,692 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:39,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:39,693 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:39,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:39,694 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:39,694 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:20:39,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:39,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:39,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:39,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:39,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:39,696 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:20:39,697 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:39,697 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:20:39,698 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_ec26c955-b808-4e72-aae3-de97edcac9d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 [2024-11-08 23:20:40,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:40,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:40,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:40,248 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:40,250 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:40,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i Unable to find full path for "g++" [2024-11-08 23:20:42,759 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:43,230 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:43,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i [2024-11-08 23:20:43,273 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data/58286e57c/55521cb1ef924c7b95d719b54b3aa48d/FLAGc5fcfae69 [2024-11-08 23:20:43,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/data/58286e57c/55521cb1ef924c7b95d719b54b3aa48d [2024-11-08 23:20:43,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:43,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:43,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:43,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:43,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:43,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:43" (1/1) ... [2024-11-08 23:20:43,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512f7915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:43, skipping insertion in model container [2024-11-08 23:20:43,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:43" (1/1) ... [2024-11-08 23:20:43,394 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:44,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:44,666 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:44,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:45,105 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:45,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45 WrapperNode [2024-11-08 23:20:45,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:45,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:45,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:45,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:45,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,176 INFO L138 Inliner]: procedures = 502, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2024-11-08 23:20:45,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:45,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:45,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:45,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:45,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:45,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:45,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:45,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:45,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:45,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:45,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:45,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:20:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:20:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:20:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:20:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:20:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:20:45,528 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:45,534 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:45,798 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:45,799 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:45,890 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:45,891 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:20:45,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:45 BoogieIcfgContainer [2024-11-08 23:20:45,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:45,893 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:45,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:45,906 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:45,907 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:45,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:20:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:20:46,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:20:46,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:46,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:46,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:46,020 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:46,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:20:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:46,263 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:46,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:20:46,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:46,380 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 23:20:46,384 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:20:46,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:20:46,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:46,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:20:46,418 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:20:46,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:20:46,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:46,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:46,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:46,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:46,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:20:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:46,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:46,927 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:47,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:20:47,055 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:20:47,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:20:47 ImpRootNode [2024-11-08 23:20:47,107 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:20:47,108 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:20:47,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:20:47,110 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:20:47,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:45" (3/4) ... [2024-11-08 23:20:47,114 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:20:47,116 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:20:47,117 INFO L158 Benchmark]: Toolchain (without parser) took 3801.29ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 48.2MB in the beginning and 80.0MB in the end (delta: -31.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-08 23:20:47,120 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:47,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1788.77ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 48.0MB in the beginning and 61.5MB in the end (delta: -13.5MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:47,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.92ms. Allocated memory is still 94.4MB. Free memory was 61.5MB in the beginning and 58.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:47,124 INFO L158 Benchmark]: Boogie Preprocessor took 43.79ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 56.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:47,125 INFO L158 Benchmark]: RCFGBuilder took 668.98ms. Allocated memory is still 94.4MB. Free memory was 56.2MB in the beginning and 62.9MB in the end (delta: -6.8MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:47,126 INFO L158 Benchmark]: CodeCheck took 1214.60ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 62.9MB in the beginning and 80.6MB in the end (delta: -17.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:20:47,127 INFO L158 Benchmark]: Witness Printer took 7.78ms. Allocated memory is still 113.2MB. Free memory was 80.6MB in the beginning and 80.0MB in the end (delta: 577.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:47,137 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 57 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: 1562]: 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 1571. 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); [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_max_preinc_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = 0x7fffffff [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] ++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 69.2MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1788.77ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 48.0MB in the beginning and 61.5MB in the end (delta: -13.5MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.92ms. Allocated memory is still 94.4MB. Free memory was 61.5MB in the beginning and 58.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.79ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 56.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.98ms. Allocated memory is still 94.4MB. Free memory was 56.2MB in the beginning and 62.9MB in the end (delta: -6.8MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * CodeCheck took 1214.60ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 62.9MB in the beginning and 80.6MB in the end (delta: -17.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 7.78ms. Allocated memory is still 113.2MB. Free memory was 80.6MB in the beginning and 80.0MB in the end (delta: 577.9kB). 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 23:20:47,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec26c955-b808-4e72-aae3-de97edcac9d8/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