./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test19.c --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_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/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_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/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_8596bf3e-3f05-4e05-9b99-01a163b5cb05/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 7803e6cc268064256b2f537d6548202260755eda12a32948c0dafd94d7d212db --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:31:10,881 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:31:10,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 21:31:10,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:31:10,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:31:10,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:31:10,987 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:31:10,987 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:31:10,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:31:10,987 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:31:10,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:31:10,987 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:31:10,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:31:10,987 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:31:10,988 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:31:10,988 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 21:31:10,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:31:10,988 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:31:10,988 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:31:10,988 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:31:10,988 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:31:10,988 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:31:10,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:31:10,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:31:10,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:31:10,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:10,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:31:10,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:31:10,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:31:10,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:31:10,994 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_8596bf3e-3f05-4e05-9b99-01a163b5cb05/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 -> 7803e6cc268064256b2f537d6548202260755eda12a32948c0dafd94d7d212db [2024-11-13 21:31:11,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:31:11,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:31:11,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:31:11,326 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:31:11,327 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:31:11,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/test19.c Unable to find full path for "g++" [2024-11-13 21:31:13,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:31:13,627 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:31:13,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/sv-benchmarks/c/ldv-regression/test19.c [2024-11-13 21:31:13,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/data/602fd57de/67480fdcca6e421eb98b4652c1bae683/FLAG0ff0fb3bb [2024-11-13 21:31:13,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/data/602fd57de/67480fdcca6e421eb98b4652c1bae683 [2024-11-13 21:31:13,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:31:13,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:31:13,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:13,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:31:13,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:31:13,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1060d810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13, skipping insertion in model container [2024-11-13 21:31:13,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,692 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:31:13,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:13,887 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:31:13,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:13,930 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:31:13,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13 WrapperNode [2024-11-13 21:31:13,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:13,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:13,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:31:13,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:31:13,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,976 INFO L138 Inliner]: procedures = 17, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-11-13 21:31:13,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:13,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:31:13,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:31:13,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:31:13,985 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:13,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:14,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:14,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:14,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:14,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:31:14,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:31:14,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:31:14,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:31:14,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:13" (1/1) ... [2024-11-13 21:31:14,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:14,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:31:14,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:31:14,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:31:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:31:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:31:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:31:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:31:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:31:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:31:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:31:14,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:31:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:31:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:31:14,162 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:31:14,164 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:31:14,416 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-13 21:31:14,416 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:31:14,475 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:31:14,475 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:31:14,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:14 BoogieIcfgContainer [2024-11-13 21:31:14,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:31:14,476 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:31:14,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:31:14,489 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:31:14,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:14" (1/1) ... [2024-11-13 21:31:14,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:31:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:14,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-11-13 21:31:14,564 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-11-13 21:31:14,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:31:14,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:14,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:15,024 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 21:31:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-11-13 21:31:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-11-13 21:31:15,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:31:15,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:15,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:15,355 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 21:31:15,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:15,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-11-13 21:31:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-11-13 21:31:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:31:15,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:15,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:15,617 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 21:31:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-13 21:31:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-13 21:31:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:31:15,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:15,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:15,920 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 21:31:16,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:16,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-13 21:31:16,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-13 21:31:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:31:16,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:16,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:16,560 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 21:31:17,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:17,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-13 21:31:17,111 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-13 21:31:17,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:31:17,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:17,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:17,399 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 21:31:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:18,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-13 21:31:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-13 21:31:18,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:31:18,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:18,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:18,639 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 21:31:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-13 21:31:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-13 21:31:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:31:19,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:19,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:20,020 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 21:31:21,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:21,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-13 21:31:21,717 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-13 21:31:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:31:21,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:21,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:22,016 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 21:31:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-13 21:31:23,752 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-13 21:31:23,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:31:23,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:23,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:24,158 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 21:31:26,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:26,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-13 21:31:26,757 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-13 21:31:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:31:26,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:26,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:27,168 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 21:31:30,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-13 21:31:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-13 21:31:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:31:30,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:30,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:30,500 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 21:31:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:34,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-13 21:31:34,036 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-13 21:31:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:31:34,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:34,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:34,749 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 21:31:39,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:39,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-13 21:31:39,763 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-13 21:31:39,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:31:39,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:39,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:41,269 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 21:31:46,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-13 21:31:46,429 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-13 21:31:46,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:31:46,429 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-11-13 21:31:46,437 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-13 21:31:46,650 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,650 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:31:46,650 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 13 26) no Hoare annotation was computed. [2024-11-13 21:31:46,650 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,650 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,650 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,651 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,651 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,651 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:31:46,651 INFO L77 FloydHoareUtils]: At program point L9(line 9) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign_~ppb#1.base|) |ULTIMATE.start_assign_~ppb#1.offset|))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign_~ppb#1.base|) |ULTIMATE.start_assign_~ppb#1.offset|) 0) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (= (select |#valid| .cse0) 1) (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_assign_~pa~0#1.base|) (= .cse0 |ULTIMATE.start_main_~#b~0#1.base|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#pb~1#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (= (select |#length| |ULTIMATE.start_assign_~pa~0#1.base|) 4) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= (select |#length| .cse0) 4) (= |ULTIMATE.start_assign_~ppb#1.offset| 0) (= |ULTIMATE.start_assign_~pa~0#1.offset| 0) (= |ULTIMATE.start_main_~#a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_assign_~ppb#1.base|) 1) (= (select |#valid| |ULTIMATE.start_assign_~pa~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#pa~1#1.base| 0) |ULTIMATE.start_main_~#pb~1#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#length| |ULTIMATE.start_assign_~ppb#1.base|) 4))) [2024-11-13 21:31:46,651 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 26) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 21:31:46,651 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-13 21:31:46,652 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-13 21:31:46,652 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,652 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,652 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,652 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,652 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,652 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (<= 4 (select |#length| |ULTIMATE.start_main_~#a~0#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#pb~1#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= |ULTIMATE.start_main_~#a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#a~0#1.base|) 1) (<= (+ |ULTIMATE.start_main_~#b~0#1.offset| 4) (select |#length| |ULTIMATE.start_main_~#b~0#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~#b~0#1.base|) |ULTIMATE.start_main_~#b~0#1.offset|) (select (select |#memory_int| |ULTIMATE.start_main_~#a~0#1.base|) |ULTIMATE.start_main_~#a~0#1.offset|)) (= (store (store (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#pa~1#1.base| 0) |ULTIMATE.start_main_~#pb~1#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= 0 |ULTIMATE.start_main_~#b~0#1.offset|)) [2024-11-13 21:31:46,653 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= |ULTIMATE.start_main_#t~mem9#1| (select (select |#memory_int| |ULTIMATE.start_main_~#b~0#1.base|) |ULTIMATE.start_main_~#b~0#1.offset|)) (not (= |ULTIMATE.start_main_~#pb~1#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (<= (+ |ULTIMATE.start_main_~#b~0#1.offset| 4) (select |#length| |ULTIMATE.start_main_~#b~0#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#pa~1#1.base| 0) |ULTIMATE.start_main_~#pb~1#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= 0 |ULTIMATE.start_main_~#b~0#1.offset|)) [2024-11-13 21:31:46,653 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 20) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#pb~1#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= |ULTIMATE.start_main_#t~mem9#1| |ULTIMATE.start_main_#t~mem10#1|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#pa~1#1.base| 0) |ULTIMATE.start_main_~#pb~1#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-11-13 21:31:46,653 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:31:46,654 INFO L77 FloydHoareUtils]: At program point L10(line 10) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_assign_~pb~0#1.base|) 1) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_assign_~pa~0#1.base|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (= (select |#length| |ULTIMATE.start_assign_~pb~0#1.base|) 4) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= |ULTIMATE.start_assign_~pb~0#1.offset| 0) (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_assign_~pb~0#1.base|) (not (= |ULTIMATE.start_main_~#pb~1#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (= (select |#length| |ULTIMATE.start_assign_~pa~0#1.base|) 4) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= |ULTIMATE.start_assign_~pa~0#1.offset| 0) (= |ULTIMATE.start_main_~#a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_assign_~pa~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#pa~1#1.base| 0) |ULTIMATE.start_main_~#pb~1#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-11-13 21:31:46,654 INFO L77 FloydHoareUtils]: At program point L10-1(line 10) the Hoare annotation is: (and (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_assign_~pa~0#1.base|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~#b~0#1.base|) |ULTIMATE.start_main_~#b~0#1.offset|) |ULTIMATE.start_assign_#t~mem6#1|) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#pb~1#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (= (select |#length| |ULTIMATE.start_assign_~pa~0#1.base|) 4) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= |ULTIMATE.start_assign_~pa~0#1.offset| 0) (= |ULTIMATE.start_main_~#a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (<= (+ |ULTIMATE.start_main_~#b~0#1.offset| 4) (select |#length| |ULTIMATE.start_main_~#b~0#1.base|)) (= (select |#valid| |ULTIMATE.start_assign_~pa~0#1.base|) 1) (= (store (store (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#pa~1#1.base| 0) |ULTIMATE.start_main_~#pb~1#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= 0 |ULTIMATE.start_main_~#b~0#1.offset|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_assign_~pa~0#1.base|))) [2024-11-13 21:31:46,655 INFO L77 FloydHoareUtils]: At program point L8(line 8) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign_~ppb#1.base|) |ULTIMATE.start_assign_~ppb#1.offset|)) (.cse1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign_~ppa#1.base|) |ULTIMATE.start_assign_~ppa#1.offset|))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign_~ppb#1.base|) |ULTIMATE.start_assign_~ppb#1.offset|) 0) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (= (select |#valid| .cse0) 1) (= .cse0 |ULTIMATE.start_main_~#b~0#1.base|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#pb~1#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_main_~#pb~1#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_assign_~ppa#1.base|)) (= (select |#valid| |ULTIMATE.start_assign_~ppa#1.base|) 1) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#pa~1#1.base|)) (= (select |#length| .cse0) 4) (= |ULTIMATE.start_assign_~ppb#1.offset| 0) (= |ULTIMATE.start_main_~#a~0#1.base| .cse1) (= |ULTIMATE.start_main_~#a~0#1.offset| 0) (= (select |#length| .cse1) 4) (= (select |#valid| |ULTIMATE.start_assign_~ppb#1.base|) 1) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (select |#valid| .cse1) 1) (= (store (store (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#pa~1#1.base| 0) |ULTIMATE.start_main_~#pb~1#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign_~ppa#1.base|) |ULTIMATE.start_assign_~ppa#1.offset|) 0) (= |ULTIMATE.start_assign_~ppa#1.offset| 0) (= (select |#length| |ULTIMATE.start_assign_~ppb#1.base|) 4))) [2024-11-13 21:31:46,662 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 21:31:46,663 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 21:31:46,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#b~0!base [2024-11-13 21:31:46,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#pb~1!base [2024-11-13 21:31:46,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#a~0!base [2024-11-13 21:31:46,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#pa~1!base [2024-11-13 21:31:46,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#pb~1!base [2024-11-13 21:31:46,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#pa~1!base [2024-11-13 21:31:46,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#a~0!base [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#pb~1!base [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#b~0!base [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#pa~1!base [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem9 [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem10 [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#b~0!base [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#a~0!base [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 21:31:46,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 21:31:46,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:31:46 ImpRootNode [2024-11-13 21:31:46,674 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:31:46,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:31:46,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:31:46,675 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:31:46,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:14" (3/4) ... [2024-11-13 21:31:46,679 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:31:46,690 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-13 21:31:46,690 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 21:31:46,691 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:31:46,691 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:31:46,795 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:31:46,795 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:31:46,795 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:31:46,799 INFO L158 Benchmark]: Toolchain (without parser) took 33133.36ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 117.1MB in the beginning and 121.9MB in the end (delta: -4.8MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2024-11-13 21:31:46,799 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:46,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.41ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 106.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:31:46,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.34ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 105.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:46,800 INFO L158 Benchmark]: Boogie Preprocessor took 31.83ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.1MB in the end (delta: 935.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:46,800 INFO L158 Benchmark]: RCFGBuilder took 465.39ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 88.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:31:46,801 INFO L158 Benchmark]: CodeCheck took 32197.98ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 88.2MB in the beginning and 125.4MB in the end (delta: -37.3MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-13 21:31:46,801 INFO L158 Benchmark]: Witness Printer took 120.28ms. Allocated memory is still 218.1MB. Free memory was 125.4MB in the beginning and 121.9MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:31:46,806 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, 25 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 31.9s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 215 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 206 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 455 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1731 IncrementalHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 455 mSolverCounterUnsat, 1 mSDtfsCounter, 1731 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 648 GetRequests, 389 SyntacticMatches, 3 SemanticMatches, 256 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25973 ImplicationChecksByTransitivity, 27.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 826 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: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 13]: 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 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.41ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 106.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.34ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 105.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.83ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.1MB in the end (delta: 935.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 465.39ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 88.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 32197.98ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 88.2MB in the beginning and 125.4MB in the end (delta: -37.3MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Witness Printer took 120.28ms. Allocated memory is still 218.1MB. Free memory was 125.4MB in the beginning and 121.9MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. 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: ~#b~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#pb~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#a~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#pa~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#pb~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#pa~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#a~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#pb~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#b~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#pa~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem9 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem10 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#b~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#a~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 RESULT: Ultimate proved your program to be correct! [2024-11-13 21:31:46,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8596bf3e-3f05-4e05-9b99-01a163b5cb05/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