./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0158-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0158-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56731b349541148adf5e7b09b4f62a37ef34decefedcd97d69429e6620dcb1d4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:49:41,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:49:41,470 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 03:49:41,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:49:41,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:49:41,493 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:49:41,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:49:41,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:49:41,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:49:41,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:49:41,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:49:41,496 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:49:41,496 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:49:41,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:49:41,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:41,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:49:41,496 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:49:41,496 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:49:41,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:49:41,496 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56731b349541148adf5e7b09b4f62a37ef34decefedcd97d69429e6620dcb1d4 [2024-12-06 03:49:41,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:49:41,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:49:41,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:49:41,750 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:49:41,751 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:49:41,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/memsafety/test-0158-3.i [2024-12-06 03:49:44,371 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/data/6bd48072e/d0a61261c2f443829e46748463467bda/FLAG26eec3e4d [2024-12-06 03:49:44,612 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:49:44,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/sv-benchmarks/c/memsafety/test-0158-3.i [2024-12-06 03:49:44,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/data/6bd48072e/d0a61261c2f443829e46748463467bda/FLAG26eec3e4d [2024-12-06 03:49:44,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/data/6bd48072e/d0a61261c2f443829e46748463467bda [2024-12-06 03:49:44,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:49:44,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:49:44,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:44,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:49:44,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:49:44,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:44,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9bb40e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44, skipping insertion in model container [2024-12-06 03:49:44,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:44,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:49:44,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:44,929 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:49:44,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:44,988 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:49:44,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44 WrapperNode [2024-12-06 03:49:44,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:44,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:44,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:49:44,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:49:44,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,019 INFO L138 Inliner]: procedures = 174, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2024-12-06 03:49:45,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:45,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:49:45,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:49:45,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:49:45,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,032 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:49:45,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:49:45,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:49:45,039 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:49:45,040 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:44" (1/1) ... [2024-12-06 03:49:45,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:45,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:49:45,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:49:45,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:49:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:49:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:49:45,166 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:49:45,167 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:49:45,286 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-12-06 03:49:45,286 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:49:45,308 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:49:45,308 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:49:45,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:45 BoogieIcfgContainer [2024-12-06 03:49:45,309 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:49:45,309 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:49:45,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:49:45,319 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:49:45,319 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:45" (1/1) ... [2024-12-06 03:49:45,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:49:45,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 31 states and 30 transitions. [2024-12-06 03:49:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 30 transitions. [2024-12-06 03:49:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 03:49:45,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:45,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 30 states and 29 transitions. [2024-12-06 03:49:45,575 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2024-12-06 03:49:45,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 03:49:45,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:45,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:45,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 29 states and 28 transitions. [2024-12-06 03:49:45,776 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2024-12-06 03:49:45,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:49:45,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 28 states and 27 transitions. [2024-12-06 03:49:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2024-12-06 03:49:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:49:45,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:45,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:46,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 27 states and 26 transitions. [2024-12-06 03:49:46,185 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2024-12-06 03:49:46,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:49:46,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:46,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 26 states and 25 transitions. [2024-12-06 03:49:46,225 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 25 transitions. [2024-12-06 03:49:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:49:46,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 25 states and 24 transitions. [2024-12-06 03:49:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2024-12-06 03:49:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:49:46,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:46,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 24 states and 23 transitions. [2024-12-06 03:49:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 23 transitions. [2024-12-06 03:49:46,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:49:46,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:46,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 23 states and 22 transitions. [2024-12-06 03:49:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2024-12-06 03:49:46,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:49:46,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 22 states and 21 transitions. [2024-12-06 03:49:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 21 transitions. [2024-12-06 03:49:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:49:46,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:46,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 21 states and 20 transitions. [2024-12-06 03:49:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2024-12-06 03:49:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:49:46,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:47,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 20 states and 19 transitions. [2024-12-06 03:49:47,192 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 19 transitions. [2024-12-06 03:49:47,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:49:47,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:47,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:47,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-12-06 03:49:48,131 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-12-06 03:49:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:49:48,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:48,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2024-12-06 03:49:49,476 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2024-12-06 03:49:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:49:49,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:49,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:49,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:50,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:50,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-12-06 03:49:50,396 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-12-06 03:49:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:49:50,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:50,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:51,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:51,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2024-12-06 03:49:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2024-12-06 03:49:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:49:51,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:51,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:51,733 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:49:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:51,789 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:49:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:51,811 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 16 iterations. [2024-12-06 03:49:51,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:49:51 ImpRootNode [2024-12-06 03:49:51,832 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:49:51,833 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:49:51,833 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:49:51,833 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:49:51,834 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:45" (3/4) ... [2024-12-06 03:49:51,835 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 03:49:51,867 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 1. [2024-12-06 03:49:51,902 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:49:51,903 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:49:51,903 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:49:51,904 INFO L158 Benchmark]: Toolchain (without parser) took 7264.32ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 116.1MB in the beginning and 215.6MB in the end (delta: -99.5MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-12-06 03:49:51,904 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:49:51,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.42ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 96.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:49:51,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.80ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:49:51,905 INFO L158 Benchmark]: Boogie Preprocessor took 18.26ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 93.9MB in the end (delta: 966.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:49:51,905 INFO L158 Benchmark]: RCFGBuilder took 270.36ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 80.2MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:49:51,906 INFO L158 Benchmark]: CodeCheck took 6523.12ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 80.2MB in the beginning and 218.6MB in the end (delta: -138.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-12-06 03:49:51,906 INFO L158 Benchmark]: Witness Printer took 70.03ms. Allocated memory is still 293.6MB. Free memory was 218.6MB in the beginning and 215.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:49:51,908 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 1 procedures, 31 locations, 17 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 191 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 191 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 360 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1087 IncrementalHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 360 mSolverCounterUnsat, 0 mSDtfsCounter, 1087 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 650 GetRequests, 505 SyntacticMatches, 9 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7448 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 414 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 655]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L642-L649] union { void *p0; struct { char c[2]; void *p1; void *p2; } str; } data; [L650] data.p0 = malloc(37U) [L651] data.str.p2 = &data VAL [data={7579:0}] [L652] EXPR data.p0 [L652] void *ptr = data.p0; [L653] data.str.c[1] = sizeof data.str.p1 VAL [data={7579:0}, ptr={-1:0}] [L654] EXPR data.p0 VAL [ptr={-1:0}] [L654] free(data.p0) VAL [ptr={-1:0}] [L654] free(data.p0) VAL [ptr={-1:0}] [L654] free(data.p0) [L655] free(ptr) [L655] free(ptr) [L655] free(ptr) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.42ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 96.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.80ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.26ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 93.9MB in the end (delta: 966.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 270.36ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 80.2MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 6523.12ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 80.2MB in the beginning and 218.6MB in the end (delta: -138.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Witness Printer took 70.03ms. Allocated memory is still 293.6MB. Free memory was 218.6MB in the beginning and 215.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 03:49:51,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01e8a9be-730c-45c1-b4d2-a3ba04a3355c/bin/ukojak-verify-CZk0znPC7b/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free)