./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test16.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_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/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_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/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_013e7802-a3a4-40c5-bc68-342972a86b94/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 092a946b6422703b24f2f29cdd90520b88845f5a5cf31cd89857d48af412e152 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:24,003 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:24,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-05 21:42:24,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:42:24,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:42:24,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:24,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:24,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:24,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:24,084 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:24,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:42:24,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:24,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:24,084 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 21:42:24,084 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:24,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:24,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:24,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:24,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:24,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:24,086 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:42:24,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:42:24,086 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_013e7802-a3a4-40c5-bc68-342972a86b94/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 -> 092a946b6422703b24f2f29cdd90520b88845f5a5cf31cd89857d48af412e152 [2024-12-05 21:42:24,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:24,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:24,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:24,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:24,338 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:24,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test16.c [2024-12-05 21:42:26,959 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/data/466d06a2b/838c94c5b24c472d82530639dc99dfa2/FLAGab6faf3b7 [2024-12-05 21:42:27,164 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:27,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/sv-benchmarks/c/ldv-regression/test16.c [2024-12-05 21:42:27,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/data/466d06a2b/838c94c5b24c472d82530639dc99dfa2/FLAGab6faf3b7 [2024-12-05 21:42:27,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/data/466d06a2b/838c94c5b24c472d82530639dc99dfa2 [2024-12-05 21:42:27,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:27,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:27,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:27,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:27,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:27,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79fec75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27, skipping insertion in model container [2024-12-05 21:42:27,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:27,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:27,701 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:27,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:27,726 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:27,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27 WrapperNode [2024-12-05 21:42:27,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:27,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:27,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:27,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:27,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,753 INFO L138 Inliner]: procedures = 12, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-12-05 21:42:27,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:27,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:27,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:27,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:27,760 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,766 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:27,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:27,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:27,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:27,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:27" (1/1) ... [2024-12-05 21:42:27,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:27,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:27,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:27,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 21:42:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:27,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 21:42:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:42:27,890 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:27,892 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:28,023 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:28,023 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:28,050 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:28,050 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:42:28,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:28 BoogieIcfgContainer [2024-12-05 21:42:28,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:28,051 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:28,051 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:28,059 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:28,059 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:28" (1/1) ... [2024-12-05 21:42:28,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:28,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2024-12-05 21:42:28,110 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2024-12-05 21:42:28,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-05 21:42:28,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:28,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:28,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:28,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-12-05 21:42:28,304 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-12-05 21:42:28,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-05 21:42:28,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:28,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:28,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:28,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-12-05 21:42:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-12-05 21:42:28,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:42:28,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:28,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:28,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:28,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-12-05 21:42:28,681 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-12-05 21:42:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:42:28,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:28,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-12-05 21:42:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-12-05 21:42:29,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:42:29,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:29,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:29,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:29,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:29,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-12-05 21:42:29,418 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-12-05 21:42:29,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:42:29,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:29,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:29,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:30,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:30,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-12-05 21:42:30,059 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-12-05 21:42:30,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 21:42:30,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:30,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:30,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:30,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:30,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-12-05 21:42:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-12-05 21:42:30,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 21:42:30,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:30,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:30,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-12-05 21:42:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-12-05 21:42:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:42:31,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:31,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:31,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-12-05 21:42:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-12-05 21:42:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:42:32,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:32,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-12-05 21:42:33,688 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-12-05 21:42:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:42:33,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:33,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:33,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-12-05 21:42:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-12-05 21:42:35,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:42:35,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:35,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:35,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:36,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:36,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-12-05 21:42:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-12-05 21:42:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:42:36,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:36,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:37,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:39,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-12-05 21:42:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-12-05 21:42:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:42:39,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:39,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:41,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:41,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-12-05 21:42:41,644 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-12-05 21:42:41,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:42:41,644 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-12-05 21:42:41,650 INFO L726 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-12-05 21:42:41,741 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,741 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:42:41,742 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 19 30) no Hoare annotation was computed. [2024-12-05 21:42:41,742 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= |~#b~0.offset| 0) (= |~#b~0.base| ~pb~0.base) (= |~#b~0.base| 5) (= (select |#valid| 4) 1) (= ~pa~0.offset 0) (= ~pb~0.offset 0) (= |~#a~0.offset| 0) (= |~#a~0.base| 4) (= (select |#length| |~#a~0.base|) 4) (= ~pa~0.base |~#a~0.base|)) [2024-12-05 21:42:41,742 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (not (= |~#b~0.base| ~pa~0.base)) (= |~#b~0.base| ~pb~0.base) (= |~#b~0.base| 5) (= (select |#valid| ~pa~0.base) 1) (= ~pb~0.offset 0) (= |~#a~0.offset| 0) (= ~pa~0.offset |~#a~0.offset|) (= ~pb~0.offset |~#b~0.offset|) (<= 4 (select |#length| ~pa~0.base)) (= ~pa~0.base |~#a~0.base|)) [2024-12-05 21:42:41,742 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,742 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,742 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,742 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,742 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,743 INFO L77 FloydHoareUtils]: At program point equal_returnLabel#1(lines 6 14) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-05 21:42:41,743 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:42:41,743 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 19 30) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-05 21:42:41,743 INFO L77 FloydHoareUtils]: At program point L7(line 7) the Hoare annotation is: (and (= |ULTIMATE.start_equal_~b#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= |ULTIMATE.start_equal_~a#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_equal_~a#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_equal_~a#1.base|) |ULTIMATE.start_equal_~a#1.offset|) (select (select |#memory_int| |ULTIMATE.start_equal_~b#1.base|) |ULTIMATE.start_equal_~b#1.offset|)) (= (select |#valid| |ULTIMATE.start_equal_~b#1.base|) 1) (= (select |#valid| |ULTIMATE.start_equal_~a#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_equal_~b#1.base|))) [2024-12-05 21:42:41,743 INFO L77 FloydHoareUtils]: At program point L7-1(line 7) the Hoare annotation is: (and (= |ULTIMATE.start_equal_~b#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select (select |#memory_int| |ULTIMATE.start_equal_~b#1.base|) |ULTIMATE.start_equal_~b#1.offset|) |ULTIMATE.start_equal_#t~mem4#1|) (= (select |#valid| |ULTIMATE.start_equal_~b#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_equal_~b#1.base|))) [2024-12-05 21:42:41,743 INFO L77 FloydHoareUtils]: At program point L7-2(lines 7 9) the Hoare annotation is: (and (= |ULTIMATE.start_equal_#t~mem5#1| |ULTIMATE.start_equal_#t~mem4#1|) (= |ULTIMATE.start_main_old_#valid#1| |#valid|)) [2024-12-05 21:42:41,743 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-12-05 21:42:41,743 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-12-05 21:42:41,744 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,744 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |~#b~0.base|) 1) (not (= |~#b~0.base| ~pa~0.base)) (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) |ULTIMATE.start_main_#t~mem6#1|) (= |~#b~0.offset| 0) (<= 4 (select |#length| |~#b~0.base|)) (= (select |#valid| ~pa~0.base) 1) (= |~#a~0.offset| 0) (= ~pa~0.offset |~#a~0.offset|) (<= 4 (select |#length| ~pa~0.base)) (= ~pa~0.base |~#a~0.base|)) [2024-12-05 21:42:41,744 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,744 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (not (= |~#b~0.base| ~pa~0.base)) (= |~#b~0.offset| 0) (= |~#b~0.base| ~pb~0.base) (<= (+ ~pb~0.offset 4) (select |#length| ~pb~0.base)) (= (select |#valid| ~pa~0.base) 1) (= |~#a~0.offset| 0) (= (select |#valid| ~pb~0.base) 1) (= ~pa~0.offset |~#a~0.offset|) (= ~pb~0.offset |~#b~0.offset|) (<= 4 (select |#length| ~pa~0.base)) (= ~pa~0.base |~#a~0.base|)) [2024-12-05 21:42:41,744 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,744 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,744 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,745 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 21:42:41,749 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-05 21:42:41,749 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 21:42:41,750 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem5 [2024-12-05 21:42:41,750 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem4 [2024-12-05 21:42:41,750 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-05 21:42:41,750 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 21:42:41,750 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-05 21:42:41,751 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 21:42:41,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:42:41 ImpRootNode [2024-12-05 21:42:41,752 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:42:41,752 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:42:41,752 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:42:41,752 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:42:41,753 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:28" (3/4) ... [2024-12-05 21:42:41,754 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:42:41,758 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-12-05 21:42:41,758 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 21:42:41,758 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 21:42:41,758 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:42:41,812 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:42:41,813 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:42:41,813 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:42:41,814 INFO L158 Benchmark]: Toolchain (without parser) took 14268.69ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 117.7MB in the beginning and 77.3MB in the end (delta: 40.4MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2024-12-05 21:42:41,814 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:41,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.94ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 107.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:41,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.61ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:41,815 INFO L158 Benchmark]: Boogie Preprocessor took 16.92ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.2MB in the end (delta: 816.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:41,815 INFO L158 Benchmark]: RCFGBuilder took 279.09ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 91.9MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:42:41,816 INFO L158 Benchmark]: CodeCheck took 13700.57ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 91.9MB in the beginning and 80.9MB in the end (delta: 11.0MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2024-12-05 21:42:41,816 INFO L158 Benchmark]: Witness Printer took 60.51ms. Allocated memory is still 176.2MB. Free memory was 80.9MB in the beginning and 77.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:41,818 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, 26 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 13.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 342 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 328 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 288 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1976 IncrementalHoareTripleChecker+Invalid, 2264 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 288 mSolverCounterUnsat, 4 mSDtfsCounter, 1976 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 686 GetRequests, 442 SyntacticMatches, 4 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27436 ImplicationChecksByTransitivity, 12.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 440 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: 19]: 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 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.94ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 107.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.61ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.92ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.2MB in the end (delta: 816.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 279.09ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 91.9MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13700.57ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 91.9MB in the beginning and 80.9MB in the end (delta: 11.0MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * Witness Printer took 60.51ms. Allocated memory is still 176.2MB. Free memory was 80.9MB in the beginning and 77.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem5 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem4 - 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 RESULT: Ultimate proved your program to be correct! [2024-12-05 21:42:41,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_013e7802-a3a4-40c5-bc68-342972a86b94/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