./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test30-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test30-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 153e0ba078e70e495115e12774ba4ffa7f132da5fa3a0d4a5d0df94079ed38d6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:38:37,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:38:37,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 05:38:37,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:38:37,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:38:37,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:38:37,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:38:37,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:38:37,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:38:37,663 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:38:37,664 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:38:37,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:38:37,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:38:37,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:38:37,665 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_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153e0ba078e70e495115e12774ba4ffa7f132da5fa3a0d4a5d0df94079ed38d6 [2024-12-06 05:38:37,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:38:37,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:38:37,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:38:37,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:38:37,927 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:38:37,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test30-1.c [2024-12-06 05:38:40,525 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/data/a9e498b35/7d6122aa9edc44f8a1b6231df719c375/FLAGdd3deb6d1 [2024-12-06 05:38:40,704 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:38:40,704 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/sv-benchmarks/c/ldv-regression/test30-1.c [2024-12-06 05:38:40,711 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/data/a9e498b35/7d6122aa9edc44f8a1b6231df719c375/FLAGdd3deb6d1 [2024-12-06 05:38:41,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/data/a9e498b35/7d6122aa9edc44f8a1b6231df719c375 [2024-12-06 05:38:41,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:38:41,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:38:41,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:38:41,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:38:41,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:38:41,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39046403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41, skipping insertion in model container [2024-12-06 05:38:41,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:38:41,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:38:41,220 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:38:41,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:38:41,241 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:38:41,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41 WrapperNode [2024-12-06 05:38:41,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:38:41,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:38:41,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:38:41,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:38:41,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,268 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-12-06 05:38:41,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:38:41,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:38:41,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:38:41,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:38:41,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,279 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:38:41,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:38:41,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:38:41,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:38:41,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:38:41,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:38:41,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:38:41,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:38:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:38:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:38:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:38:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:38:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:38:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:38:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:38:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:38:41,392 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:38:41,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:38:41,544 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-12-06 05:38:41,544 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:38:41,583 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:38:41,584 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:38:41,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:38:41 BoogieIcfgContainer [2024-12-06 05:38:41,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:38:41,584 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:38:41,584 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:38:41,592 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:38:41,592 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:38:41" (1/1) ... [2024-12-06 05:38:41,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:38:41,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:41,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-12-06 05:38:41,638 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-12-06 05:38:41,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 05:38:41,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:41,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:41,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-12-06 05:38:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-12-06 05:38:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 05:38:41,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:42,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:42,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-12-06 05:38:42,052 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-12-06 05:38:42,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:38:42,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:42,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:42,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:42,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:42,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-12-06 05:38:42,262 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-12-06 05:38:42,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:38:42,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:42,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:42,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:42,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-12-06 05:38:42,593 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-12-06 05:38:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:38:42,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:42,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:43,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:43,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-12-06 05:38:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-12-06 05:38:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:38:43,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:43,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:43,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-12-06 05:38:43,712 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-12-06 05:38:43,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:38:43,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:43,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:44,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-12-06 05:38:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-12-06 05:38:44,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:38:44,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:44,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:45,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-12-06 05:38:45,993 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-12-06 05:38:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:38:45,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:45,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:46,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-12-06 05:38:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-12-06 05:38:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:38:47,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:47,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:47,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:49,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-12-06 05:38:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-12-06 05:38:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:38:49,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:49,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:51,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:51,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-12-06 05:38:51,192 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-12-06 05:38:51,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:38:51,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:51,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:53,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-12-06 05:38:53,750 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-12-06 05:38:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:38:53,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:53,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:38:56,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-12-06 05:38:56,538 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-12-06 05:38:56,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:38:56,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:56,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:38:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:39:02,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:02,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-12-06 05:39:02,140 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-12-06 05:39:02,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:39:02,140 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-12-06 05:39:02,146 INFO L726 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-12-06 05:39:02,261 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,261 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:39:02,261 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 21 35) no Hoare annotation was computed. [2024-12-06 05:39:02,261 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= (select |#valid| 4) 1) (= |~#a~0.offset| 0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#length| |~#a~0.base|) 4)) [2024-12-06 05:39:02,262 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) |ULTIMATE.start_main_#t~mem7#1|)) [2024-12-06 05:39:02,262 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 29) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= |ULTIMATE.start_main_#t~mem8#1| |ULTIMATE.start_main_#t~mem7#1|)) [2024-12-06 05:39:02,262 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,262 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,262 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,262 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,262 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,262 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (= |~#b~0.base| |ULTIMATE.start_assign_~pb#1.base|) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= |ULTIMATE.start_assign_~pb#1.offset| |~#b~0.offset|) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= 5 |ULTIMATE.start_assign_~pb#1.base|) (= (select |#length| |ULTIMATE.start_assign_~pb#1.base|) 4) (= |~#a~0.offset| 0) (= |ULTIMATE.start_assign_~pa#1.base| |~#a~0.base|) (= |ULTIMATE.start_assign_~pa#1.base| 4) (= |ULTIMATE.start_assign_~pa#1.offset| 0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#length| |~#a~0.base|) 4)) [2024-12-06 05:39:02,263 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) |ULTIMATE.start_assign_#t~mem4#1|) (= |~#a~0.offset| 0) (= |ULTIMATE.start_assign_~pa#1.base| |~#a~0.base|) (= |ULTIMATE.start_assign_~pa#1.base| 4) (= |ULTIMATE.start_assign_~pa#1.offset| 0) (= (select |#valid| |~#a~0.base|) 1) (not (= |~#b~0.base| |ULTIMATE.start_assign_~pa#1.base|)) (= (select |#length| |~#a~0.base|) 4)) [2024-12-06 05:39:02,263 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:39:02,263 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 21 35) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 05:39:02,263 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-12-06 05:39:02,263 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-12-06 05:39:02,263 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,263 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,263 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,263 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,264 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign2_~pa#1.base|) |ULTIMATE.start_assign2_~pa#1.offset|)) (.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|)) (.cse2 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|))) (and (= |ULTIMATE.start_assign2_~pa#1.base| 6) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.base| .cse0) (= 4 .cse1) (= |~#a~0.base| .cse1) (= .cse2 |~#b~0.offset|) (= (select |#length| 5) 4) (= |~#a~0.offset| 0) (= |ULTIMATE.start_assign2_~pa#1.offset| 0) (= (select |#length| |ULTIMATE.start_assign2_~pa#1.base|) 8) (= 5 .cse0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#valid| 6) 1) (= (select |#length| |~#a~0.base|) 4) (= |ULTIMATE.start_assign2_~pa#1.base| |ULTIMATE.start_assign2_~pb#1.base|) (= .cse2 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign2_~pa#1.base|) |ULTIMATE.start_assign2_~pa#1.offset|) |~#a~0.offset|) (= |ULTIMATE.start_assign2_~pb#1.offset| 4))) [2024-12-06 05:39:02,264 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,264 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|))) (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.base| .cse0) (= (select |#length| |ULTIMATE.start_assign2_~pb#1.base|) 8) (= .cse1 |~#b~0.offset|) (= |ULTIMATE.start_assign2_#t~mem5#1.offset| |~#a~0.offset|) (= |~#a~0.base| |ULTIMATE.start_assign2_#t~mem5#1.base|) (= (select |#valid| |ULTIMATE.start_assign2_~pb#1.base|) 1) (= 4 |ULTIMATE.start_assign2_#t~mem5#1.base|) (= (select |#length| 5) 4) (= |~#a~0.offset| 0) (= 5 .cse0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#length| |~#a~0.base|) 4) (= .cse1 0) (= |ULTIMATE.start_assign2_~pb#1.offset| 4))) [2024-12-06 05:39:02,264 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:39:02,269 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 05:39:02,269 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:39:02,270 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 05:39:02,270 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:39:02,270 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem8 [2024-12-06 05:39:02,271 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem7 [2024-12-06 05:39:02,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:39:02 ImpRootNode [2024-12-06 05:39:02,272 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:39:02,272 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:39:02,272 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:39:02,272 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:39:02,273 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:38:41" (3/4) ... [2024-12-06 05:39:02,275 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:39:02,280 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-12-06 05:39:02,280 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-06 05:39:02,280 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:39:02,280 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:39:02,336 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:39:02,336 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:39:02,336 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:39:02,337 INFO L158 Benchmark]: Toolchain (without parser) took 21244.15ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 90.7MB in the end (delta: 28.0MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-12-06 05:39:02,337 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:39:02,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 148.57ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 107.8MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:39:02,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.51ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:39:02,338 INFO L158 Benchmark]: Boogie Preprocessor took 14.79ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.7MB in the end (delta: 866.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:39:02,338 INFO L158 Benchmark]: RCFGBuilder took 300.14ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 90.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:39:02,339 INFO L158 Benchmark]: CodeCheck took 20687.22ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 95.9MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:39:02,339 INFO L158 Benchmark]: Witness Printer took 64.14ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 90.7MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:39:02,341 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: 20.5s, 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, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 208 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 413 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2177 IncrementalHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 413 mSolverCounterUnsat, 5 mSDtfsCounter, 2177 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 718 GetRequests, 468 SyntacticMatches, 0 SemanticMatches, 250 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24009 ImplicationChecksByTransitivity, 18.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 581 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, ConComCheckerStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -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: 21]: 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 0.25ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 148.57ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 107.8MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.51ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.79ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.7MB in the end (delta: 866.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.14ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 90.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 20687.22ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 95.9MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 64.14ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 90.7MB in the end (delta: 5.3MB). 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem7 RESULT: Ultimate proved your program to be correct! [2024-12-06 05:39:02,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be995fa-1563-4153-8a0a-4bfed6b2577c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE