./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/nested_structure-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/nested_structure-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm --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 ea326fa3b3c9fd831a506f8385a58b98f853e8c897ae4643e624e28b471a415c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:04:39,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:04:39,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 21:04:39,587 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:04:39,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:04:39,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:04:39,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:04:39,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:04:39,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:04:39,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:04:39,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:04:39,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:04:39,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:04:39,662 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:04:39,666 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:04:39,666 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 21:04:39,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:04:39,666 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:04:39,666 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:04:39,666 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:04:39,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:04:39,667 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:04:39,667 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:04:39,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:04:39,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:04:39,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:39,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:04:39,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:04:39,668 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:04:39,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:04:39,669 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_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm 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 -> ea326fa3b3c9fd831a506f8385a58b98f853e8c897ae4643e624e28b471a415c [2024-11-13 21:04:40,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:04:40,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:04:40,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:04:40,102 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:04:40,103 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:04:40,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/nested_structure-2.i Unable to find full path for "g++" [2024-11-13 21:04:42,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:04:42,693 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:04:42,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/sv-benchmarks/c/ldv-regression/nested_structure-2.i [2024-11-13 21:04:42,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/data/5215421b3/d4cbc876a3c94fc283a7dd3272eb762d/FLAGa46f51a41 [2024-11-13 21:04:42,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/data/5215421b3/d4cbc876a3c94fc283a7dd3272eb762d [2024-11-13 21:04:42,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:04:42,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:04:42,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:42,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:04:42,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:04:42,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:42" (1/1) ... [2024-11-13 21:04:42,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fe52de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:42, skipping insertion in model container [2024-11-13 21:04:42,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:42" (1/1) ... [2024-11-13 21:04:42,968 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:04:43,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:43,207 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:04:43,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:43,245 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:04:43,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43 WrapperNode [2024-11-13 21:04:43,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:43,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:43,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:04:43,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:04:43,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,291 INFO L138 Inliner]: procedures = 18, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-13 21:04:43,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:43,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:04:43,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:04:43,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:04:43,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:04:43,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:04:43,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:04:43,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:04:43,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:43,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:04:43,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:04:43,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:04:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:04:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:04:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:04:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:04:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:04:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:04:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:04:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:04:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:04:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:04:43,551 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:04:43,553 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:04:43,862 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 21:04:43,862 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:04:43,899 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:04:43,903 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:04:43,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:43 BoogieIcfgContainer [2024-11-13 21:04:43,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:04:43,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:04:43,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:04:43,917 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:04:43,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:43" (1/1) ... [2024-11-13 21:04:43,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:04:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:43,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-11-13 21:04:43,992 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-13 21:04:43,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:04:43,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:43,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:44,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-11-13 21:04:44,384 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-11-13 21:04:44,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:04:44,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:44,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-11-13 21:04:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-11-13 21:04:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:04:44,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:44,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:45,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:45,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-11-13 21:04:45,338 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-11-13 21:04:45,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:04:45,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:45,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:46,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:46,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-11-13 21:04:46,137 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-11-13 21:04:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:04:46,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:46,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:46,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:47,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-11-13 21:04:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-11-13 21:04:47,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:04:47,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:47,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:47,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:49,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:49,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-11-13 21:04:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-11-13 21:04:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:04:49,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:49,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 21:04:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 21:04:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:04:49,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:49,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:50,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 21:04:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 21:04:50,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:04:50,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:50,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:51,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:52,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-13 21:04:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-13 21:04:52,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:04:52,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:52,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:56,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-13 21:04:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-13 21:04:56,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:04:56,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:56,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:57,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:01,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:01,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-11-13 21:05:01,662 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-11-13 21:05:01,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:05:01,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:01,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:07,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:07,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-13 21:05:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-13 21:05:07,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:05:07,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:07,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:13,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-13 21:05:13,694 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-13 21:05:13,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:05:13,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:13,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:20,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-13 21:05:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-13 21:05:20,579 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:05:20,579 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-11-13 21:05:20,588 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-13 21:05:20,746 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,746 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:05:20,746 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 38 46) no Hoare annotation was computed. [2024-11-13 21:05:20,746 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,746 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,746 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,746 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,747 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,747 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (let ((.cse3 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|))) (let ((.cse2 (select .cse3 4))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse2) 4)) (.cse1 (select .cse3 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (and (= (select |#valid| .cse0) 1) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse1) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0) (<= 8 (select |#length| .cse2)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_int| .cse0) 0) 4) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#length| (select (select |#memory_$Pointer$.base| .cse1) 4)) 4) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))))) [2024-11-13 21:05:20,747 INFO L77 FloydHoareUtils]: At program point L44-1(line 44) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem3#1.base|) 4))) (and (<= 8 (select |#length| |ULTIMATE.start_main_#t~mem3#1.base|)) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem3#1.base|) 1) (= (select (select |#memory_int| .cse0) 0) 4) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem3#1.base|) 4) 0) (= (select |#length| .cse0) 4) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_#t~mem3#1.offset| 0) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))) [2024-11-13 21:05:20,748 INFO L77 FloydHoareUtils]: At program point L44-2(line 44) the Hoare annotation is: (and (= (select |#length| |ULTIMATE.start_main_#t~mem4#1.base|) 4) (= |ULTIMATE.start_main_#t~mem4#1.offset| 0) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem4#1.base|) 1) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_#t~mem4#1.base|) 0) 4) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-13 21:05:20,748 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:05:20,748 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 38 46) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 21:05:20,748 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 12) no Hoare annotation was computed. [2024-11-13 21:05:20,748 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,748 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,748 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,748 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,749 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,749 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:05:20,749 INFO L77 FloydHoareUtils]: At program point L14(lines 14 16) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-13 21:05:20,749 INFO L75 FloydHoareUtils]: For program point L12(line 12) no Hoare annotation was computed. [2024-11-13 21:05:20,749 INFO L77 FloydHoareUtils]: At program point L14-2(lines 13 18) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-13 21:05:20,749 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|) (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse0) 4))) (and (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#length| .cse1) 4) (= 8 (select |#length| .cse0)) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)) (= (select |#valid| .cse1) 1)))) [2024-11-13 21:05:20,750 INFO L77 FloydHoareUtils]: At program point L43-1(line 43) the Hoare annotation is: (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|)) (.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem1#1.base|) 4))) (and (= 4 (select |#length| .cse0)) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select |#length| |ULTIMATE.start_main_#t~mem1#1.base|) 8) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= |ULTIMATE.start_main_#t~mem1#1.offset| 0) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select .cse1 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|))) 4) 0) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem1#1.base|) 1) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= |ULTIMATE.start_main_#t~mem1#1.base| (select .cse1 4)) (= (select |#valid| .cse0) 1) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))) [2024-11-13 21:05:20,750 INFO L75 FloydHoareUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2024-11-13 21:05:20,750 INFO L77 FloydHoareUtils]: At program point L43-2(line 43) the Hoare annotation is: (let ((.cse2 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|))) (let ((.cse0 (select .cse2 4)) (.cse1 (select .cse2 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (and (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0) (<= 8 (select |#length| .cse0)) (= |ULTIMATE.start_main_#t~mem2#1.base| (select (select |#memory_$Pointer$.base| .cse1) 4)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_#t~mem2#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= |ULTIMATE.start_main_#t~mem2#1.offset| 0) (= (select |#length| |ULTIMATE.start_main_#t~mem2#1.base|) 4) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))))) [2024-11-13 21:05:20,750 INFO L75 FloydHoareUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2024-11-13 21:05:20,758 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 21:05:20,759 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 21:05:20,760 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#im~0!base [2024-11-13 21:05:20,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#good~0!base [2024-11-13 21:05:20,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 21:05:20,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 21:05:20,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#inner~0!base [2024-11-13 21:05:20,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#good~0!base [2024-11-13 21:05:20,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#inner~0!base [2024-11-13 21:05:20,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#im~0!base [2024-11-13 21:05:20,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:05:20 ImpRootNode [2024-11-13 21:05:20,763 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:05:20,763 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:05:20,763 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:05:20,764 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:05:20,764 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:43" (3/4) ... [2024-11-13 21:05:20,767 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:05:20,773 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 21:05:20,773 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 21:05:20,774 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:05:20,774 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:05:20,855 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:05:20,855 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:05:20,855 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:05:20,859 INFO L158 Benchmark]: Toolchain (without parser) took 37920.38ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 118.3MB in the beginning and 284.6MB in the end (delta: -166.3MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:20,859 INFO L158 Benchmark]: CDTParser took 1.96ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:20,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.16ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 107.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:20,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.91ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:20,861 INFO L158 Benchmark]: Boogie Preprocessor took 42.60ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 105.1MB in the end (delta: 773.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:20,864 INFO L158 Benchmark]: RCFGBuilder took 565.96ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 90.4MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:05:20,865 INFO L158 Benchmark]: CodeCheck took 36858.62ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 90.4MB in the beginning and 288.5MB in the end (delta: -198.1MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2024-11-13 21:05:20,866 INFO L158 Benchmark]: Witness Printer took 92.17ms. Allocated memory is still 402.7MB. Free memory was 288.5MB in the beginning and 284.6MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:20,868 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, 28 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 36.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 110 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 96 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 535 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1623 IncrementalHoareTripleChecker+Invalid, 2158 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 535 mSolverCounterUnsat, 6 mSDtfsCounter, 1623 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 662 GetRequests, 404 SyntacticMatches, 6 SemanticMatches, 252 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22535 ImplicationChecksByTransitivity, 31.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 1307 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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 - 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: -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: 12]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 38]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.16ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 107.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.91ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.60ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 105.1MB in the end (delta: 773.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 565.96ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 90.4MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 36858.62ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 90.4MB in the beginning and 288.5MB in the end (delta: -198.1MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. * Witness Printer took 92.17ms. Allocated memory is still 402.7MB. Free memory was 288.5MB in the beginning and 284.6MB in the end (delta: 3.9MB). 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#im~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#good~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#inner~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#good~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#inner~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#im~0!base RESULT: Ultimate proved your program to be correct! [2024-11-13 21:05:20,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4feb3321-534c-4835-a984-fe618297eb3e/bin/ukojak-verify-EEHR8qb7sm/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