./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/realloc1.c --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_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/realloc1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3 --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 ac04f74b68086890b55eca7e645e90e8df8a67932fce57d15e9ba2378d355360 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:43:22,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:43:22,705 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 03:43:22,713 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:43:22,714 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:43:22,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:43:22,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:43:22,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:43:22,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:43:22,756 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:43:22,757 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:43:22,757 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:43:22,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:43:22,757 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:43:22,758 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:43:22,758 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:43:22,759 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:43:22,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:43:22,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:43:22,759 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:43:22,759 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:43:22,759 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:43:22,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:43:22,759 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_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3 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 -> ac04f74b68086890b55eca7e645e90e8df8a67932fce57d15e9ba2378d355360 [2024-11-25 03:43:23,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:43:23,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:43:23,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:43:23,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:43:23,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:43:23,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/memsafety-ext3/realloc1.c [2024-11-25 03:43:26,142 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/data/b42e77355/d61f40a48b394cbb84259914893da1e8/FLAG6fc6ef887 [2024-11-25 03:43:26,425 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:43:26,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/sv-benchmarks/c/memsafety-ext3/realloc1.c [2024-11-25 03:43:26,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/data/b42e77355/d61f40a48b394cbb84259914893da1e8/FLAG6fc6ef887 [2024-11-25 03:43:26,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/data/b42e77355/d61f40a48b394cbb84259914893da1e8 [2024-11-25 03:43:26,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:43:26,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:43:26,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:43:26,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:43:26,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:43:26,477 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f2fd3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26, skipping insertion in model container [2024-11-25 03:43:26,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,498 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:43:26,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:43:26,686 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:43:26,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:43:26,719 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:43:26,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26 WrapperNode [2024-11-25 03:43:26,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:43:26,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:43:26,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:43:26,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:43:26,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,755 INFO L138 Inliner]: procedures = 12, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2024-11-25 03:43:26,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:43:26,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:43:26,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:43:26,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:43:26,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,777 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:43:26,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:43:26,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:43:26,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:43:26,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:26" (1/1) ... [2024-11-25 03:43:26,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:43:26,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:43:26,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:43:26,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:43:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:43:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 03:43:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:43:26,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:43:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:43:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:43:26,966 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:43:26,968 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:43:27,134 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-25 03:43:27,135 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:43:27,239 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:43:27,240 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:43:27,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:27 BoogieIcfgContainer [2024-11-25 03:43:27,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:43:27,241 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:43:27,241 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:43:27,252 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:43:27,253 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:27" (1/1) ... [2024-11-25 03:43:27,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:43:27,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:27,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-25 03:43:27,322 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-25 03:43:27,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:43:27,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:27,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:27,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:27,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-25 03:43:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-25 03:43:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:43:27,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:27,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:27,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:27,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:27,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-25 03:43:27,944 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-25 03:43:27,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:43:27,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:27,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:28,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-25 03:43:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-25 03:43:28,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:43:28,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:28,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:28,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:43:28,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:28,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-25 03:43:28,870 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-25 03:43:28,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:43:28,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:28,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:28,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:43:29,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:29,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-25 03:43:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-25 03:43:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:43:29,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:29,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:29,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:29,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-25 03:43:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-25 03:43:29,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:43:29,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:29,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:29,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:43:29,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-25 03:43:29,990 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-25 03:43:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:43:29,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:29,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-25 03:43:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-25 03:43:30,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:43:30,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:30,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-25 03:43:30,887 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-25 03:43:30,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:43:30,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:30,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:31,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:31,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-25 03:43:31,407 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-25 03:43:31,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:43:31,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:31,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:31,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-25 03:43:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-25 03:43:31,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:43:31,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:31,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-11-25 03:43:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-11-25 03:43:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:43:32,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:32,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:33,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:33,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-11-25 03:43:33,327 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-11-25 03:43:33,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:43:33,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:33,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:33,504 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:34,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:34,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2024-11-25 03:43:34,047 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2024-11-25 03:43:34,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:43:34,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:34,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:34,223 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-11-25 03:43:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-11-25 03:43:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:43:34,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:34,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:35,106 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:35,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 31 states and 30 transitions. [2024-11-25 03:43:35,568 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 30 transitions. [2024-11-25 03:43:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:43:35,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:35,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:43:35,610 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:43:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:43:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:43:35,786 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:43:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:43:35,889 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 17 iterations. [2024-11-25 03:43:35,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:43:35 ImpRootNode [2024-11-25 03:43:35,926 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:43:35,927 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:43:35,927 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:43:35,927 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:43:35,928 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:27" (3/4) ... [2024-11-25 03:43:35,929 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 03:43:35,978 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 12. [2024-11-25 03:43:36,043 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:43:36,045 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:43:36,045 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:43:36,046 INFO L158 Benchmark]: Toolchain (without parser) took 9577.49ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 50.0MB in the end (delta: 42.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-25 03:43:36,046 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:43:36,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.31ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:43:36,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.14ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:43:36,047 INFO L158 Benchmark]: Boogie Preprocessor took 37.70ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.2MB in the end (delta: 860.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:43:36,050 INFO L158 Benchmark]: RCFGBuilder took 445.38ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 65.1MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:43:36,050 INFO L158 Benchmark]: CodeCheck took 8685.31ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 54.5MB in the end (delta: 10.4MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-11-25 03:43:36,051 INFO L158 Benchmark]: Witness Printer took 118.64ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 50.0MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:43:36,056 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, 17 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 401 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 347 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 461 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1579 IncrementalHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 461 mSolverCounterUnsat, 18 mSDtfsCounter, 1579 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1286 GetRequests, 1088 SyntacticMatches, 80 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5619 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 207 NumberOfCodeBlocks, 207 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 488 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 6 PerfectInterpolantSequences, 7/294 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: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L8] char* p = malloc(10 * sizeof(int)); [L10] int i = 0; VAL [i=0, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=1, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=2, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=3, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=4, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=5, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=6, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=7, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=8, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=9, p={14563:0}] [L10] COND TRUE i < 10 [L11] p[i] = __VERIFIER_nondet_char() [L10] i++ VAL [i=10, p={14563:0}] [L10] COND FALSE !(i < 10) [L14] free(p) VAL [p={14563:0}] [L14] free(p) VAL [p={14563:0}] [L14] free(p) [L16] p[2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.31ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.14ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.70ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.2MB in the end (delta: 860.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 445.38ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 65.1MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 8685.31ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 54.5MB in the end (delta: 10.4MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Witness Printer took 118.64ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 50.0MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 03:43:36,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b593ece1-b519-4c2b-b8a0-197613d48301/bin/ukojak-verify-ENZ3QT5qd3/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-deref)