./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/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_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/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_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/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 29fba5f4ac17a20a4ac674b5e14b38ca5eb595a28b35584823725860f0338438 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:46:22,508 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:46:22,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 22:46:22,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:46:22,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:46:22,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:46:22,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:46:22,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:46:22,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:46:22,646 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:46:22,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:46:22,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:46:22,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:46:22,647 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 22:46:22,647 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 22:46:22,648 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 22:46:22,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:46:22,648 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:46:22,648 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:46:22,648 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:46:22,649 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:46:22,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:46:22,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:46:22,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:46:22,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:46:22,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:46:22,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:46:22,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:46:22,651 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:46:22,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:46:22,651 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_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/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 -> 29fba5f4ac17a20a4ac674b5e14b38ca5eb595a28b35584823725860f0338438 [2024-11-13 22:46:22,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:46:23,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:46:23,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:46:23,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:46:23,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:46:23,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i Unable to find full path for "g++" [2024-11-13 22:46:24,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:46:25,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:46:25,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i [2024-11-13 22:46:25,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/data/2c168736b/46b170d956734508b2e4a5e94961d66d/FLAG8db7a9176 [2024-11-13 22:46:25,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/data/2c168736b/46b170d956734508b2e4a5e94961d66d [2024-11-13 22:46:25,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:46:25,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:46:25,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:46:25,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:46:25,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:46:25,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd81436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25, skipping insertion in model container [2024-11-13 22:46:25,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,300 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:46:25,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:46:25,491 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:46:25,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:46:25,524 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:46:25,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25 WrapperNode [2024-11-13 22:46:25,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:46:25,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:46:25,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:46:25,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:46:25,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,558 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 37 [2024-11-13 22:46:25,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:46:25,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:46:25,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:46:25,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:46:25,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:46:25,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:46:25,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:46:25,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:46:25,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:25,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:46:25,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:46:25,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:46:25,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:46:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:46:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:46:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:46:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:46:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:46:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:46:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:46:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:46:25,753 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:46:25,755 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:46:25,930 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:46:25,930 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:46:25,982 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:46:25,982 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:46:25,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:46:25 BoogieIcfgContainer [2024-11-13 22:46:25,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:46:25,983 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:46:25,983 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:46:25,993 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:46:25,993 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:46:25" (1/1) ... [2024-11-13 22:46:26,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:46:26,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-11-13 22:46:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-11-13 22:46:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 22:46:26,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:26,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:26,242 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 22:46:26,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-11-13 22:46:26,282 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-11-13 22:46:26,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 22:46:26,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:26,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:26,398 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 22:46:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-11-13 22:46:26,553 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-11-13 22:46:26,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:46:26,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:26,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:26,648 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 22:46:26,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:26,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-11-13 22:46:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-11-13 22:46:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:46:26,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:26,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:26,913 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 22:46:27,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:27,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 22:46:27,259 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 22:46:27,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:46:27,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:27,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:27,295 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 22:46:27,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-13 22:46:27,314 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-13 22:46:27,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:46:27,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:27,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:27,482 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 22:46:27,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-13 22:46:27,717 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-13 22:46:27,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:46:27,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:27,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:27,854 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 22:46:28,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:28,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-13 22:46:28,260 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-13 22:46:28,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:46:28,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:28,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:28,357 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 22:46:28,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:28,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-13 22:46:28,884 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-13 22:46:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:46:28,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:28,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:46:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-13 22:46:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-13 22:46:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:46:30,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:30,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:30,193 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 22:46:30,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-13 22:46:30,326 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-13 22:46:30,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:46:30,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:30,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:30,358 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 22:46:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:30,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-13 22:46:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-13 22:46:30,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:46:30,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:30,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:30,853 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 22:46:32,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:32,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-13 22:46:32,541 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-13 22:46:32,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:46:32,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:32,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:32,795 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 22:46:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-13 22:46:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-13 22:46:35,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:46:35,079 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2024-11-13 22:46:35,088 INFO L729 CodeCheckObserver]: All specifications hold 13 specifications checked. All of them hold [2024-11-13 22:46:35,171 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point L3-2(line 3) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(lines 30 42) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,172 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,173 INFO L77 FloydHoareUtils]: At program point L20(line 20) the Hoare annotation is: (and (= (store |#valid| |ULTIMATE.start_main_~#m~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#m~0#1.offset| |ULTIMATE.start_mutex_lock_~a#1.offset|) (= 4 (select |#length| |ULTIMATE.start_main_~#m~0#1.base|)) (= |ULTIMATE.start_mutex_lock_~a#1.base| |ULTIMATE.start_main_~#m~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_mutex_lock_~a#1.base|) |ULTIMATE.start_mutex_lock_~a#1.offset|) 0) (= |ULTIMATE.start_main_~#m~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_mutex_lock_~a#1.base|) 1)) [2024-11-13 22:46:35,173 INFO L77 FloydHoareUtils]: At program point L20-1(line 20) the Hoare annotation is: (and (= (store |#valid| |ULTIMATE.start_main_~#m~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#m~0#1.offset| |ULTIMATE.start_mutex_lock_~a#1.offset|) (= 4 (select |#length| |ULTIMATE.start_main_~#m~0#1.base|)) (= |ULTIMATE.start_mutex_lock_~a#1.base| |ULTIMATE.start_main_~#m~0#1.base|) (= |ULTIMATE.start_main_~#m~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_mutex_lock_~a#1.base|) 1) (= |ULTIMATE.start_mutex_lock_#t~mem4#1| 0)) [2024-11-13 22:46:35,173 INFO L77 FloydHoareUtils]: At program point L20-3(line 20) the Hoare annotation is: (and (= (store |#valid| |ULTIMATE.start_main_~#m~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#m~0#1.offset| |ULTIMATE.start_mutex_lock_~a#1.offset|) (= 4 (select |#length| |ULTIMATE.start_main_~#m~0#1.base|)) (= |ULTIMATE.start_mutex_lock_~a#1.base| |ULTIMATE.start_main_~#m~0#1.base|) (= |ULTIMATE.start_main_~#m~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_mutex_lock_~a#1.base|) 1)) [2024-11-13 22:46:35,174 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-13 22:46:35,174 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (and (= 1 (select |#valid| |ULTIMATE.start_main_~#m~0#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#m~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= 4 (select |#length| |ULTIMATE.start_main_~#m~0#1.base|)) (= |ULTIMATE.start_main_~#m~0#1.offset| 0)) [2024-11-13 22:46:35,174 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:46:35,174 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,174 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,174 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:46:35,174 INFO L77 FloydHoareUtils]: At program point L30(lines 30 42) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 22:46:35,174 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: (and (= 1 (select |#valid| |ULTIMATE.start_mutex_unlock_~b#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#m~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#length| |ULTIMATE.start_mutex_unlock_~b#1.base|) 4) (= |ULTIMATE.start_mutex_unlock_~b#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_mutex_unlock_~b#1.base|) |ULTIMATE.start_mutex_unlock_~b#1.offset|) 1)) [2024-11-13 22:46:35,174 INFO L77 FloydHoareUtils]: At program point L26-1(line 26) the Hoare annotation is: (and (<= 4 (select |#length| |ULTIMATE.start_mutex_unlock_~b#1.base|)) (= 1 (select |#valid| |ULTIMATE.start_mutex_unlock_~b#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#m~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_mutex_unlock_#t~mem5#1| 1) (= |ULTIMATE.start_mutex_unlock_~b#1.offset| 0)) [2024-11-13 22:46:35,175 INFO L77 FloydHoareUtils]: At program point L26-3(line 26) the Hoare annotation is: (and (<= 4 (select |#length| |ULTIMATE.start_mutex_unlock_~b#1.base|)) (= 1 (select |#valid| |ULTIMATE.start_mutex_unlock_~b#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#m~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_mutex_unlock_~b#1.offset| 0)) [2024-11-13 22:46:35,175 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,175 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,175 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 22:46:35,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:46:35 ImpRootNode [2024-11-13 22:46:35,180 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:46:35,181 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:46:35,181 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:46:35,181 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:46:35,182 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:46:25" (3/4) ... [2024-11-13 22:46:35,184 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:46:35,191 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 22:46:35,192 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 22:46:35,192 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 22:46:35,192 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 22:46:35,284 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:46:35,284 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:46:35,285 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:46:35,286 INFO L158 Benchmark]: Toolchain (without parser) took 10008.71ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 87.1MB in the end (delta: 5.9MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-11-13 22:46:35,286 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:46:35,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.15ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:46:35,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.10ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:46:35,287 INFO L158 Benchmark]: Boogie Preprocessor took 28.56ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.6MB in the end (delta: 765.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:46:35,287 INFO L158 Benchmark]: RCFGBuilder took 393.93ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 68.3MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:46:35,288 INFO L158 Benchmark]: CodeCheck took 9196.91ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 33.9MB in the end (delta: 34.2MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2024-11-13 22:46:35,288 INFO L158 Benchmark]: Witness Printer took 103.90ms. Allocated memory is still 117.4MB. Free memory was 33.9MB in the beginning and 87.1MB in the end (delta: -53.2MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-11-13 22:46:35,290 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, 13 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 225 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 159 mSDsluCounter, 105 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 279 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 876 IncrementalHoareTripleChecker+Invalid, 1155 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 279 mSolverCounterUnsat, 35 mSDtfsCounter, 876 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 539 GetRequests, 396 SyntacticMatches, 1 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7466 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 278 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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: -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: 30]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.15ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.10ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.56ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.6MB in the end (delta: 765.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 393.93ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 68.3MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9196.91ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 33.9MB in the end (delta: 34.2MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Witness Printer took 103.90ms. Allocated memory is still 117.4MB. Free memory was 33.9MB in the beginning and 87.1MB in the end (delta: -53.2MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:46:35,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc3990c-b57e-4c28-8626-ed4d7048f4a4/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