./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/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_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig1-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/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 64bit --witnessprinter.graph.data.programhash 81242885777c4393c04c5476f1b6fd444015153a4c531a694fafb6a2f2b53954 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:06:09,257 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:06:09,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-12-06 03:06:09,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:06:09,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:06:09,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:06:09,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:06:09,344 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:06:09,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:06:09,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:06:09,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:06:09,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:06:09,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:06:09,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:06:09,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:09,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:06:09,346 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:06:09,346 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:06:09,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:06:09,346 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_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81242885777c4393c04c5476f1b6fd444015153a4c531a694fafb6a2f2b53954 [2024-12-06 03:06:09,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:06:09,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:06:09,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:06:09,600 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:06:09,601 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:06:09,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig1-alloca.i [2024-12-06 03:06:12,314 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/data/50e0873f2/d81e5bcbfb014f9ca12726911496cd88/FLAG52539e983 [2024-12-06 03:06:12,558 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:06:12,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig1-alloca.i [2024-12-06 03:06:12,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/data/50e0873f2/d81e5bcbfb014f9ca12726911496cd88/FLAG52539e983 [2024-12-06 03:06:12,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/data/50e0873f2/d81e5bcbfb014f9ca12726911496cd88 [2024-12-06 03:06:12,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:06:12,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:06:12,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:12,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:06:12,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:06:12,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f6ec01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12, skipping insertion in model container [2024-12-06 03:06:12,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:06:12,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:12,829 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:06:12,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:12,876 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:06:12,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12 WrapperNode [2024-12-06 03:06:12,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:12,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:12,878 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:06:12,878 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:06:12,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,907 INFO L138 Inliner]: procedures = 110, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2024-12-06 03:06:12,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:12,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:06:12,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:06:12,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:06:12,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,920 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:06:12,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:06:12,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:06:12,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:06:12,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:12" (1/1) ... [2024-12-06 03:06:12,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:12,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:06:12,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:06:12,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:06:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:06:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:06:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:06:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:06:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:06:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:06:13,048 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:06:13,049 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:06:13,142 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-06 03:06:13,142 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:06:13,159 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:06:13,159 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:06:13,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:06:13 BoogieIcfgContainer [2024-12-06 03:06:13,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:06:13,160 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:06:13,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:06:13,169 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:06:13,169 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:06:13" (1/1) ... [2024-12-06 03:06:13,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:06:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:13,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-12-06 03:06:13,213 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-12-06 03:06:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 03:06:13,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:13,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:13,364 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 03:06:13,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:13,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-12-06 03:06:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-12-06 03:06:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 03:06:13,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:13,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:13,485 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 03:06:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:13,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-12-06 03:06:13,579 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-12-06 03:06:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:06:13,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:13,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:13,607 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 03:06:13,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:13,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-12-06 03:06:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-12-06 03:06:13,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:06:13,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:13,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:13,696 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 03:06:13,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:13,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-12-06 03:06:13,817 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-12-06 03:06:13,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:06:13,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:13,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:13,841 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 03:06:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:13,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-12-06 03:06:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-12-06 03:06:13,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:06:13,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:13,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:13,895 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 03:06:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2024-12-06 03:06:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-12-06 03:06:13,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:06:13,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:13,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,009 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 03:06:14,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-12-06 03:06:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-12-06 03:06:14,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:06:14,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:06:14,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-12-06 03:06:14,265 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-06 03:06:14,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:06:14,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:06:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-12-06 03:06:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-12-06 03:06:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:06:14,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,334 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 03:06:14,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-12-06 03:06:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-06 03:06:14,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:06:14,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,383 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 03:06:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-12-06 03:06:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-12-06 03:06:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:06:14,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,418 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 03:06:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-12-06 03:06:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-06 03:06:14,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:06:14,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,471 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 03:06:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-12-06 03:06:14,494 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-12-06 03:06:14,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:06:14,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:14,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:06:15,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 03:06:15,335 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 03:06:15,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:06:15,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:15,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:15,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:15,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:15,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-12-06 03:06:15,585 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-12-06 03:06:15,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 03:06:15,585 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-12-06 03:06:15,594 INFO L726 CodeCheckObserver]: All specifications hold 11 specifications checked. All of them hold [2024-12-06 03:06:15,652 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,653 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 03:06:15,653 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,653 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,653 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,653 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,653 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 03:06:15,654 INFO L77 FloydHoareUtils]: At program point L552(lines 552 554) the Hoare annotation is: (and (= |ULTIMATE.start_main_~x~0#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~x~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~x~0#1.base|)) (<= (select (select |#memory_int| |ULTIMATE.start_main_~x~0#1.base|) |ULTIMATE.start_main_~x~0#1.offset|) |ULTIMATE.start_main_#t~mem5#1|)) [2024-12-06 03:06:15,654 INFO L77 FloydHoareUtils]: At program point L550(line 550) the Hoare annotation is: (and (= |ULTIMATE.start_main_~x~0#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~x~0#1.base|) 1) (= (select |#length| |ULTIMATE.start_main_~x~0#1.base|) 4)) [2024-12-06 03:06:15,654 INFO L77 FloydHoareUtils]: At program point L552-2(lines 551 555) the Hoare annotation is: (and (= |ULTIMATE.start_main_~x~0#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~x~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~x~0#1.base|))) [2024-12-06 03:06:15,654 INFO L77 FloydHoareUtils]: At program point L548(lines 548 556) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 03:06:15,654 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,654 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK(lines 548 556) no Hoare annotation was computed. [2024-12-06 03:06:15,654 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,654 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,654 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,655 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 03:06:15,655 INFO L77 FloydHoareUtils]: At program point L553(line 553) the Hoare annotation is: (and (= |ULTIMATE.start_main_~x~0#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~x~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~x~0#1.base|))) [2024-12-06 03:06:15,655 INFO L77 FloydHoareUtils]: At program point L553-1(line 553) the Hoare annotation is: (and (= |ULTIMATE.start_main_~x~0#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~x~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~x~0#1.base|))) [2024-12-06 03:06:15,655 INFO L77 FloydHoareUtils]: At program point L551-1(lines 551 555) the Hoare annotation is: (and (= |ULTIMATE.start_main_#t~mem4#1| (select (select |#memory_int| |ULTIMATE.start_main_~x~0#1.base|) |ULTIMATE.start_main_~x~0#1.offset|)) (= |ULTIMATE.start_main_~x~0#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~x~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~x~0#1.base|))) [2024-12-06 03:06:15,655 INFO L77 FloydHoareUtils]: At program point L551-2(lines 551 555) the Hoare annotation is: (and (= |ULTIMATE.start_main_~x~0#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~x~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~x~0#1.base|))) [2024-12-06 03:06:15,655 INFO L77 FloydHoareUtils]: At program point L551-4(lines 551 555) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc2#1.base| 0)) [2024-12-06 03:06:15,662 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~x~0!offset [2024-12-06 03:06:15,664 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 03:06:15,664 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-06 03:06:15,665 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 03:06:15,665 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 03:06:15,665 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 03:06:15,665 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 03:06:15,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:06:15 ImpRootNode [2024-12-06 03:06:15,666 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:06:15,667 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:06:15,667 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:06:15,667 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:06:15,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:06:13" (3/4) ... [2024-12-06 03:06:15,670 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 03:06:15,676 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 03:06:15,676 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 03:06:15,676 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-06 03:06:15,676 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-06 03:06:15,742 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:06:15,742 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:06:15,742 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:06:15,743 INFO L158 Benchmark]: Toolchain (without parser) took 3155.11ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 94.0MB in the end (delta: 22.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-12-06 03:06:15,743 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:15,743 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.90ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 100.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:06:15,744 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.19ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 98.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:15,744 INFO L158 Benchmark]: Boogie Preprocessor took 17.97ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 98.1MB in the end (delta: 759.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:15,744 INFO L158 Benchmark]: RCFGBuilder took 232.97ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 86.3MB in the end (delta: 11.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:06:15,745 INFO L158 Benchmark]: CodeCheck took 2505.89ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 97.7MB in the end (delta: -11.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:15,745 INFO L158 Benchmark]: Witness Printer took 75.45ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 94.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:15,747 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, 22 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 384 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 337 mSDsluCounter, 395 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 283 mSDsCounter, 237 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 803 IncrementalHoareTripleChecker+Invalid, 1040 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 237 mSolverCounterUnsat, 112 mSDtfsCounter, 803 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 780 GetRequests, 710 SyntacticMatches, 14 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1065 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 77 ConstructedInterpolants, 0 QuantifiedInterpolants, 433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 14 PerfectInterpolantSequences, 5/6 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 - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.90ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 100.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.19ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 98.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.97ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 98.1MB in the end (delta: 759.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 232.97ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 86.3MB in the end (delta: 11.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2505.89ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 97.7MB in the end (delta: -11.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 75.45ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 94.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~x~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] RESULT: Ultimate proved your program to be correct! [2024-12-06 03:06:15,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9c955-6fe0-4a35-8fb6-cf93fdf74c3b/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 Result: TRUE