./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test11.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_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3 --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 eff30860b93e12e0f427a39d6e133ecae4dea669b3383f2efa9b7561bb59ead3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:14:02,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:14:03,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 02:14:03,098 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:14:03,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:14:03,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:14:03,137 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:14:03,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:14:03,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:14:03,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:14:03,139 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:14:03,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:14:03,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:14:03,139 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 02:14:03,140 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 02:14:03,140 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 02:14:03,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:14:03,140 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:14:03,141 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:14:03,141 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:14:03,141 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:14:03,141 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:14:03,141 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:14:03,142 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:14:03,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:14:03,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:14:03,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:14:03,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:14:03,142 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:14:03,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:14:03,142 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_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3 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 -> eff30860b93e12e0f427a39d6e133ecae4dea669b3383f2efa9b7561bb59ead3 [2024-11-25 02:14:03,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:14:03,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:14:03,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:14:03,460 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:14:03,460 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:14:03,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/ldv-regression/test11.c [2024-11-25 02:14:06,435 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/data/0bd9356c3/0fe2cd398753434e9200dd4b62586064/FLAG6001121c4 [2024-11-25 02:14:06,691 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:14:06,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/sv-benchmarks/c/ldv-regression/test11.c [2024-11-25 02:14:06,698 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/data/0bd9356c3/0fe2cd398753434e9200dd4b62586064/FLAG6001121c4 [2024-11-25 02:14:07,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/data/0bd9356c3/0fe2cd398753434e9200dd4b62586064 [2024-11-25 02:14:07,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:14:07,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:14:07,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:14:07,009 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:14:07,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:14:07,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@454fb1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07, skipping insertion in model container [2024-11-25 02:14:07,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,028 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:14:07,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:14:07,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:14:07,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:14:07,214 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:14:07,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07 WrapperNode [2024-11-25 02:14:07,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:14:07,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:14:07,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:14:07,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:14:07,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,251 INFO L138 Inliner]: procedures = 15, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2024-11-25 02:14:07,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:14:07,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:14:07,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:14:07,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:14:07,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,266 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:14:07,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:14:07,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:14:07,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:14:07,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:14:07,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:14:07,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:14:07,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:14:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:14:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:14:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:14:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:14:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:14:07,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:14:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:14:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:14:07,421 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:14:07,423 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:14:07,612 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-25 02:14:07,612 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:14:07,659 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:14:07,660 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:14:07,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:14:07 BoogieIcfgContainer [2024-11-25 02:14:07,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:14:07,661 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:14:07,661 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:14:07,672 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:14:07,672 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:14:07" (1/1) ... [2024-11-25 02:14:07,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:14:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2024-11-25 02:14:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2024-11-25 02:14:07,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-25 02:14:07,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:07,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:08,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:08,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2024-11-25 02:14:08,116 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2024-11-25 02:14:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-25 02:14:08,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:08,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:08,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:08,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2024-11-25 02:14:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2024-11-25 02:14:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 02:14:08,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:08,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:08,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:08,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:08,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2024-11-25 02:14:08,694 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2024-11-25 02:14:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 02:14:08,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:08,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:08,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:09,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:09,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2024-11-25 02:14:09,097 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2024-11-25 02:14:09,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:14:09,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:09,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:09,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:09,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:09,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-25 02:14:09,468 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-25 02:14:09,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:14:09,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:09,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:09,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:10,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-25 02:14:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-25 02:14:10,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:14:10,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:10,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:11,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2024-11-25 02:14:11,327 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2024-11-25 02:14:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:14:11,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:11,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:11,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:12,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2024-11-25 02:14:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2024-11-25 02:14:12,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:14:12,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:12,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:13,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:13,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-25 02:14:13,247 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-25 02:14:13,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:14:13,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:13,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:13,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:14,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-11-25 02:14:14,155 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-11-25 02:14:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:14:14,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:14,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:14,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:16,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-25 02:14:16,398 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-25 02:14:16,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:14:16,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:16,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:19,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-25 02:14:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-25 02:14:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:14:19,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:19,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:21,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:21,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 20 states and 19 transitions. [2024-11-25 02:14:21,626 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 19 transitions. [2024-11-25 02:14:21,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:14:21,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:21,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:21,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-25 02:14:25,969 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-25 02:14:25,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:14:25,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:25,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:26,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:31,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2024-11-25 02:14:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2024-11-25 02:14:31,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:14:31,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:31,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:37,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-25 02:14:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-25 02:14:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:14:37,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:37,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:38,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:46,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:46,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-25 02:14:46,767 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-25 02:14:46,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:14:46,768 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2024-11-25 02:14:46,776 INFO L726 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-25 02:14:46,975 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,975 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 14 34) no Hoare annotation was computed. [2024-11-25 02:14:46,975 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,975 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,975 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,976 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 14 34) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-25 02:14:46,976 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-25 02:14:46,976 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-25 02:14:46,976 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,976 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,976 INFO L77 FloydHoareUtils]: At program point L20(lines 20 21) the Hoare annotation is: (and (not |ULTIMATE.start_main_#t~short12#1|) (= |ULTIMATE.start_main_~pa~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~pa~0#1.base|) 1) (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= |ULTIMATE.start_main_~pa~0#1.offset| |ULTIMATE.start_main_~pb~0#1.offset|) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~pb~0#1.base| |ULTIMATE.start_main_~pa~0#1.base|) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (<= 4 (select |#length| |ULTIMATE.start_main_~pa~0#1.base|)) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,976 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,977 INFO L77 FloydHoareUtils]: At program point L20-2(lines 20 23) the Hoare annotation is: (and (not |ULTIMATE.start_main_#t~short12#1|) (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,977 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:14:46,977 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,977 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~#c~0#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#c~0#1.base|) |ULTIMATE.start_main_~#c~0#1.offset|) 60) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,977 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (select |#valid| |ULTIMATE.start_main_~pa~0#1.base|)) (.cse1 (select |#length| |ULTIMATE.start_main_~pa~0#1.base|))) (and (= |ULTIMATE.start_main_~pa~0#1.offset| 0) (= .cse0 1) (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= |ULTIMATE.start_main_~pa~0#1.offset| |ULTIMATE.start_main_~pb~0#1.offset|) |ULTIMATE.start_main_#t~short11#1| (= (select |#valid| |ULTIMATE.start_main_~pb~0#1.base|) .cse0) (= (select |#memory_int| |ULTIMATE.start_main_~pb~0#1.base|) (select |#memory_int| |ULTIMATE.start_main_~pa~0#1.base|)) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= .cse1 (select |#length| |ULTIMATE.start_main_~pb~0#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (<= 4 .cse1) (= |ULTIMATE.start_main_~#c~0#1.offset| 0))) [2024-11-25 02:14:46,977 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,978 INFO L77 FloydHoareUtils]: At program point L21-1(line 21) the Hoare annotation is: (let ((.cse0 (select |#valid| |ULTIMATE.start_main_~pa~0#1.base|)) (.cse1 (select |#length| |ULTIMATE.start_main_~pa~0#1.base|))) (and (= |ULTIMATE.start_main_~pa~0#1.offset| 0) (= .cse0 1) (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= |ULTIMATE.start_main_~pa~0#1.offset| |ULTIMATE.start_main_~pb~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~pb~0#1.base|) .cse0) (= (select |#memory_int| |ULTIMATE.start_main_~pb~0#1.base|) (select |#memory_int| |ULTIMATE.start_main_~pa~0#1.base|)) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= .cse1 (select |#length| |ULTIMATE.start_main_~pb~0#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (<= 4 .cse1) (= |ULTIMATE.start_main_~#c~0#1.offset| 0))) [2024-11-25 02:14:46,978 INFO L77 FloydHoareUtils]: At program point L21-2(line 21) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~pb~0#1.base|) 1) (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (<= (+ 4 |ULTIMATE.start_main_~pb~0#1.offset|) (select |#length| |ULTIMATE.start_main_~pb~0#1.base|)) (= |ULTIMATE.start_main_#t~mem9#1| (select (select |#memory_int| |ULTIMATE.start_main_~pb~0#1.base|) |ULTIMATE.start_main_~pb~0#1.offset|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= 0 |ULTIMATE.start_main_~pb~0#1.offset|) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,978 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,978 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~pc~0#1.base| 0)) (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= |~#b~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |~#a~0.offset| 0) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (= (select |#valid| |~#a~0.base|) 1) (= (select |#length| |~#a~0.base|) 4) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,978 INFO L77 FloydHoareUtils]: At program point L21-5(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not |ULTIMATE.start_main_#t~short11#1|) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,978 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:14:46,978 INFO L77 FloydHoareUtils]: At program point L26(lines 26 28) the Hoare annotation is: (and (= 60 |ULTIMATE.start_main_#t~mem13#1|) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-11-25 02:14:46,979 INFO L75 FloydHoareUtils]: For program point main_ERROR#1(line 32) no Hoare annotation was computed. [2024-11-25 02:14:46,979 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,979 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~pc~0#1.base| 0)) (= |ULTIMATE.start_main_~#c~0#1.offset| |ULTIMATE.start_main_~pc~0#1.offset|) (<= 4 (select |#length| |~#a~0.base|)) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |ULTIMATE.start_main_~pc~0#1.base| |ULTIMATE.start_main_~#c~0#1.base|) (= 1 (select |#valid| |ULTIMATE.start_main_~pc~0#1.base|)) (= |~#b~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= (store |#valid| |ULTIMATE.start_main_~#c~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |~#a~0.offset| 0) (= (select |#length| |ULTIMATE.start_main_~#c~0#1.base|) 4) (= (select |#valid| |~#a~0.base|) 1) (= |ULTIMATE.start_main_~#c~0#1.offset| 0)) [2024-11-25 02:14:46,979 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,979 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:14:46,990 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pc~0!base [2024-11-25 02:14:46,993 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#c~0!offset [2024-11-25 02:14:46,993 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pc~0!offset [2024-11-25 02:14:46,993 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-25 02:14:46,993 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-25 02:14:46,993 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-25 02:14:46,993 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-25 02:14:46,994 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-25 02:14:46,994 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-25 02:14:46,994 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pc~0!base [2024-11-25 02:14:46,994 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#c~0!base [2024-11-25 02:14:46,996 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-25 02:14:46,996 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-25 02:14:46,996 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#b~0!offset [2024-11-25 02:14:46,996 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#b~0!base [2024-11-25 02:14:46,997 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#a~0!base [2024-11-25 02:14:46,997 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-25 02:14:46,997 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-25 02:14:46,997 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#a~0!offset [2024-11-25 02:14:46,997 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-25 02:14:46,997 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-25 02:14:46,998 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-25 02:14:46,998 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-25 02:14:46,998 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#c~0!offset [2024-11-25 02:14:46,999 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-25 02:14:46,999 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-25 02:14:47,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:14:47 ImpRootNode [2024-11-25 02:14:47,003 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:14:47,003 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:14:47,003 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:14:47,004 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:14:47,004 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:14:07" (3/4) ... [2024-11-25 02:14:47,006 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:14:47,013 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-25 02:14:47,013 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-25 02:14:47,013 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 02:14:47,013 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:14:47,105 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:14:47,105 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:14:47,106 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:14:47,107 INFO L158 Benchmark]: Toolchain (without parser) took 40099.41ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 92.8MB in the beginning and 156.1MB in the end (delta: -63.2MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2024-11-25 02:14:47,108 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:14:47,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.63ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.0MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:14:47,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.59ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:14:47,110 INFO L158 Benchmark]: Boogie Preprocessor took 19.93ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.0MB in the end (delta: 866.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:14:47,110 INFO L158 Benchmark]: RCFGBuilder took 387.92ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 64.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:14:47,111 INFO L158 Benchmark]: CodeCheck took 39341.36ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 64.9MB in the beginning and 161.4MB in the end (delta: -96.4MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2024-11-25 02:14:47,112 INFO L158 Benchmark]: Witness Printer took 102.31ms. Allocated memory is still 268.4MB. Free memory was 161.4MB in the beginning and 156.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:14:47,114 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, 30 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 39.1s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 850 SdHoareTripleChecker+Valid, 6.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 639 mSDsluCounter, 685 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 382 mSDsCounter, 741 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3046 IncrementalHoareTripleChecker+Invalid, 3787 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 741 mSolverCounterUnsat, 303 mSDtfsCounter, 3046 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1290 GetRequests, 929 SyntacticMatches, 1 SemanticMatches, 360 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57610 ImplicationChecksByTransitivity, 35.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 716 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 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: 14]: 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 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.63ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.0MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.59ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.93ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.0MB in the end (delta: 866.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 387.92ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 64.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 39341.36ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 64.9MB in the beginning and 161.4MB in the end (delta: -96.4MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Witness Printer took 102.31ms. Allocated memory is still 268.4MB. Free memory was 161.4MB in the beginning and 156.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pc~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#c~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pc~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pc~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#c~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#b~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#b~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#a~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#a~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#c~0!offset - 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! [2024-11-25 02:14:47,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944f7551-271c-4f8f-8077-7371cef8804c/bin/ukojak-verify-ENZ3QT5qd3/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