./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test21-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/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_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test21-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/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_f96dd352-c849-4652-af90-b0458ad7cb3e/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 05085beafc13f38fbda38ea415197838c6c50810d8ce271072546e893cc1f1e6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:13:04,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:13:04,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 06:13:04,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:13:04,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:13:04,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:13:04,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:13:04,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:13:04,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:13:04,260 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:13:04,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:13:04,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:13:04,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:13:04,261 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:13:04,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:13:04,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:13:04,262 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:13:04,262 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:13:04,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:04,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:13:04,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:13:04,262 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:13:04,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:13:04,262 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_f96dd352-c849-4652-af90-b0458ad7cb3e/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 -> 05085beafc13f38fbda38ea415197838c6c50810d8ce271072546e893cc1f1e6 [2024-12-06 06:13:04,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:13:04,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:13:04,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:13:04,474 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:13:04,475 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:13:04,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test21-1.c [2024-12-06 06:13:07,114 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/data/d618301f4/dc2dd7860bf145ee97b1bb799179e456/FLAGec241bdd1 [2024-12-06 06:13:07,306 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:13:07,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/sv-benchmarks/c/ldv-regression/test21-1.c [2024-12-06 06:13:07,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/data/d618301f4/dc2dd7860bf145ee97b1bb799179e456/FLAGec241bdd1 [2024-12-06 06:13:07,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/data/d618301f4/dc2dd7860bf145ee97b1bb799179e456 [2024-12-06 06:13:07,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:13:07,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:13:07,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:07,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:13:07,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:13:07,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5daad0cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07, skipping insertion in model container [2024-12-06 06:13:07,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,349 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:13:07,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:07,499 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:13:07,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:07,527 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:13:07,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07 WrapperNode [2024-12-06 06:13:07,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:07,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:07,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:13:07,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:13:07,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,558 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2024-12-06 06:13:07,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:07,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:13:07,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:13:07,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:13:07,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,572 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,575 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,577 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:13:07,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:13:07,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:13:07,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:13:07,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:07,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:13:07,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:13:07,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:13:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:13:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:13:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 06:13:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:13:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:13:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 06:13:07,694 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:13:07,696 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:13:07,852 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-12-06 06:13:07,852 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:13:07,901 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:13:07,901 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 06:13:07,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:07 BoogieIcfgContainer [2024-12-06 06:13:07,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:13:07,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:13:07,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:13:07,912 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:13:07,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:07" (1/1) ... [2024-12-06 06:13:07,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:13:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:07,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-12-06 06:13:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-12-06 06:13:07,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 06:13:07,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:07,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:08,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-12-06 06:13:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-12-06 06:13:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 06:13:08,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:08,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-12-06 06:13:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-12-06 06:13:08,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:13:08,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:08,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:08,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:08,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-12-06 06:13:08,415 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-12-06 06:13:08,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:13:08,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:08,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:08,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:08,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-12-06 06:13:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-12-06 06:13:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:13:08,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:08,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:08,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-12-06 06:13:08,845 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-12-06 06:13:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:13:08,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:08,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:08,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:09,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-12-06 06:13:09,255 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-12-06 06:13:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 06:13:09,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:09,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:09,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:09,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-12-06 06:13:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-12-06 06:13:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 06:13:09,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:09,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-12-06 06:13:09,484 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-12-06 06:13:09,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:13:09,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:09,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-12-06 06:13:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-12-06 06:13:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:13:09,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:09,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:10,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-12-06 06:13:10,905 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-12-06 06:13:10,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 06:13:10,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:10,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-12-06 06:13:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-12-06 06:13:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 06:13:11,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:11,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:12,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-12-06 06:13:12,178 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-12-06 06:13:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 06:13:12,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:12,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-12-06 06:13:12,823 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-12-06 06:13:12,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:13:12,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:12,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:13,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:13,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-12-06 06:13:13,420 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-12-06 06:13:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 06:13:13,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:13,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:14,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:14,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-12-06 06:13:14,081 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-06 06:13:14,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 06:13:14,081 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-12-06 06:13:14,088 INFO L726 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-12-06 06:13:14,152 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,152 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 32 46) no Hoare annotation was computed. [2024-12-06 06:13:14,152 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,152 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,153 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (and (= (select |#valid| |~#d1~0.base|) 1) (= |~#d2~0.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#d2~0.base|) 8) (<= 8 (select |#length| |~#d1~0.base|)) (= |~#d1~0.offset| 0) (= (select |#valid| |~#d2~0.base|) 1)) [2024-12-06 06:13:14,153 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,153 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |~#d2~0.offset| 0) (= |~#d1~0.base| 4) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= 5 |~#d2~0.base|) (= (select |#length| |~#d2~0.base|) 8) (= (select |#valid| 4) 1) (= |~#d1~0.offset| 0) (= (select |#length| |~#d1~0.base|) 8)) [2024-12-06 06:13:14,153 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 32 46) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 06:13:14,153 INFO L77 FloydHoareUtils]: At program point L36(lines 36 40) the Hoare annotation is: (and (<= 8 (select |#length| |ULTIMATE.start_main_~pd2~0#1.base|)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |ULTIMATE.start_main_~pd1~0#1.base|) 1) (= |ULTIMATE.start_main_~pd1~0#1.offset| 0)) [2024-12-06 06:13:14,153 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-12-06 06:13:14,154 INFO L77 FloydHoareUtils]: At program point L36-2(lines 36 40) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 06:13:14,154 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-12-06 06:13:14,154 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,154 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,154 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,154 INFO L77 FloydHoareUtils]: At program point L16(line 16) the Hoare annotation is: (and (= (select |#valid| |~#d1~0.base|) 1) (= 1 (select |#valid| 5)) (= |~#d2~0.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= 5 |~#d2~0.base|) (= (select |#length| |~#d2~0.base|) 8) (= |~#d1~0.offset| 0) (= (select |#length| |~#d1~0.base|) 8)) [2024-12-06 06:13:14,154 INFO L77 FloydHoareUtils]: At program point L37(lines 37 39) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (<= 1 |ULTIMATE.start_main_#t~ret13#1|)) [2024-12-06 06:13:14,154 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 06:13:14,154 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= |ULTIMATE.start_check_~s1#1.base| |ULTIMATE.start_check_~s2#1.base|) (= (select |#valid| |ULTIMATE.start_check_~s1#1.base|) 1) (<= 8 (select |#length| |ULTIMATE.start_check_~s1#1.base|)) (= |ULTIMATE.start_check_~s2#1.offset| |ULTIMATE.start_check_~s1#1.offset|) (= |ULTIMATE.start_check_~s1#1.offset| 0)) [2024-12-06 06:13:14,155 INFO L77 FloydHoareUtils]: At program point L29-1(line 29) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |ULTIMATE.start_check_~s2#1.base|) 1) (<= (+ |ULTIMATE.start_check_~s2#1.offset| 4) (select |#length| |ULTIMATE.start_check_~s2#1.base|)) (= |ULTIMATE.start_check_#t~mem9#1| (select (select |#memory_int| |ULTIMATE.start_check_~s2#1.base|) |ULTIMATE.start_check_~s2#1.offset|)) (<= 0 |ULTIMATE.start_check_~s2#1.offset|)) [2024-12-06 06:13:14,155 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,155 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,155 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 06:13:14,155 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,155 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (= (select |#valid| |~#d1~0.base|) 1) (= 1 (select |#valid| 5)) (= |~#d2~0.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= 5 |~#d2~0.base|) (= (select |#length| |~#d2~0.base|) 8) (<= 8 (select |#length| |~#d1~0.base|)) (= |~#d1~0.offset| 0)) [2024-12-06 06:13:14,155 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,155 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 06:13:14,161 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 06:13:14,162 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 06:13:14,164 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 06:13:14,164 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 06:13:14,164 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 06:13:14,165 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s2!offset [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem9 [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~s2!base,]]] [2024-12-06 06:13:14,166 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s2!offset [2024-12-06 06:13:14,167 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 06:13:14,167 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 06:13:14,167 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#d2~0!offset [2024-12-06 06:13:14,167 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 06:13:14,167 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#d1~0!offset [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 06:13:14,168 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~ret13 [2024-12-06 06:13:14,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:13:14 ImpRootNode [2024-12-06 06:13:14,170 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:13:14,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:13:14,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:13:14,171 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:13:14,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:07" (3/4) ... [2024-12-06 06:13:14,173 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 06:13:14,180 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-12-06 06:13:14,180 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 06:13:14,180 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 06:13:14,180 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 06:13:14,244 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 06:13:14,244 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 06:13:14,244 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:13:14,245 INFO L158 Benchmark]: Toolchain (without parser) took 6916.22ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 117.1MB in the beginning and 254.8MB in the end (delta: -137.7MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-12-06 06:13:14,245 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:13:14,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.42ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:13:14,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.80ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:13:14,246 INFO L158 Benchmark]: Boogie Preprocessor took 18.31ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 104.0MB in the end (delta: 775.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:13:14,247 INFO L158 Benchmark]: RCFGBuilder took 323.49ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 86.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 06:13:14,247 INFO L158 Benchmark]: CodeCheck took 6267.61ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 86.6MB in the beginning and 258.7MB in the end (delta: -172.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-12-06 06:13:14,247 INFO L158 Benchmark]: Witness Printer took 73.85ms. Allocated memory is still 318.8MB. Free memory was 258.7MB in the beginning and 254.8MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:13:14,249 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, 27 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 339 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 283 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 302 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1481 IncrementalHoareTripleChecker+Invalid, 1783 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 302 mSolverCounterUnsat, 12 mSDtfsCounter, 1481 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 711 GetRequests, 558 SyntacticMatches, 7 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10328 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 342 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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: 32]: 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 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.42ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.80ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.31ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 104.0MB in the end (delta: 775.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.49ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 86.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6267.61ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 86.6MB in the beginning and 258.7MB in the end (delta: -172.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 73.85ms. Allocated memory is still 318.8MB. Free memory was 258.7MB in the beginning and 254.8MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s2!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: #t~mem9 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~s2!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s2!offset - 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: ~#d2~0!offset - 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: #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: ~#d1~0!offset - 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~ret13 RESULT: Ultimate proved your program to be correct! [2024-12-06 06:13:14,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96dd352-c849-4652-af90-b0458ad7cb3e/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