./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/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_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/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 64bit --witnessprinter.graph.data.programhash 4f531da4514da78f664dbd663145b26ee24930c7e93acdc31160c6cc4e4d5de8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:29:51,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:29:51,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-12-05 22:29:51,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:29:51,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:29:51,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:29:51,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:29:51,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:29:51,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:29:51,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:29:51,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:29:51,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:29:51,549 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:29:51,550 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:29:51,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:29:51,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:51,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:29:51,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:29:51,550 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:29:51,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:29:51,550 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_a3c5495f-a92a-4175-bfbe-86ffede2f70b/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f531da4514da78f664dbd663145b26ee24930c7e93acdc31160c6cc4e4d5de8 [2024-12-05 22:29:51,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:29:51,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:29:51,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:29:51,777 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:29:51,777 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:29:51,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i [2024-12-05 22:29:54,407 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/data/6209c5abf/61042d67f5fb40c98cce4acc273a40ea/FLAG5a6f59ac5 [2024-12-05 22:29:54,625 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:29:54,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i [2024-12-05 22:29:54,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/data/6209c5abf/61042d67f5fb40c98cce4acc273a40ea/FLAG5a6f59ac5 [2024-12-05 22:29:54,643 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/data/6209c5abf/61042d67f5fb40c98cce4acc273a40ea [2024-12-05 22:29:54,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:29:54,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:29:54,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:54,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:29:54,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:29:54,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5861fbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54, skipping insertion in model container [2024-12-05 22:29:54,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,664 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:29:54,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:54,787 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:29:54,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:54,812 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:29:54,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54 WrapperNode [2024-12-05 22:29:54,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:54,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:54,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:29:54,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:29:54,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,840 INFO L138 Inliner]: procedures = 13, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 39 [2024-12-05 22:29:54,841 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:54,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:29:54,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:29:54,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:29:54,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,855 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:29:54,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:29:54,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:29:54,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:29:54,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:54" (1/1) ... [2024-12-05 22:29:54,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:54,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:29:54,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:29:54,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:29:54,927 INFO L130 BoogieDeclarations]: Found specification of procedure rec_strcopy_helper [2024-12-05 22:29:54,927 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_strcopy_helper [2024-12-05 22:29:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:29:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:29:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:29:54,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:29:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:29:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:29:54,995 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:29:54,997 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:29:55,174 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-12-05 22:29:55,174 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:29:55,214 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:29:55,214 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:29:55,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:55 BoogieIcfgContainer [2024-12-05 22:29:55,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:29:55,215 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:29:55,216 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:29:55,223 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:29:55,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:55" (1/1) ... [2024-12-05 22:29:55,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:29:55,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:55,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2024-12-05 22:29:55,269 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2024-12-05 22:29:55,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-05 22:29:55,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:55,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:55,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:55,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2024-12-05 22:29:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2024-12-05 22:29:55,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-05 22:29:55,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:55,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:55,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:55,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:55,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-12-05 22:29:55,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-12-05 22:29:55,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:29:55,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:55,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:56,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 37 transitions. [2024-12-05 22:29:56,026 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2024-12-05 22:29:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:29:56,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:56,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 39 transitions. [2024-12-05 22:29:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2024-12-05 22:29:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:29:56,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:56,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:57,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:57,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 43 transitions. [2024-12-05 22:29:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2024-12-05 22:29:57,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:29:57,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:58,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:59,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:59,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 47 transitions. [2024-12-05 22:29:59,346 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2024-12-05 22:29:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:29:59,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:59,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:59,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 49 transitions. [2024-12-05 22:29:59,567 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2024-12-05 22:29:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:29:59,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:59,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:59,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 50 transitions. [2024-12-05 22:29:59,734 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2024-12-05 22:29:59,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:29:59,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:59,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 46 transitions. [2024-12-05 22:29:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2024-12-05 22:29:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:29:59,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:59,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:00,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 60 transitions. [2024-12-05 22:30:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2024-12-05 22:30:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:30:04,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:04,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:05,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 59 transitions. [2024-12-05 22:30:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2024-12-05 22:30:05,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:30:05,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:05,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 74 transitions. [2024-12-05 22:30:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2024-12-05 22:30:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:30:12,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:12,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:13,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 73 transitions. [2024-12-05 22:30:13,017 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2024-12-05 22:30:13,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:30:13,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:13,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:30:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:13,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 70 transitions. [2024-12-05 22:30:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2024-12-05 22:30:13,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:30:13,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:13,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:30:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:13,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 68 transitions. [2024-12-05 22:30:13,746 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2024-12-05 22:30:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:30:13,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:13,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:15,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 67 transitions. [2024-12-05 22:30:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2024-12-05 22:30:15,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 22:30:15,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:15,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:20,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 54 states and 78 transitions. [2024-12-05 22:30:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2024-12-05 22:30:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:30:20,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:20,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:22,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:22,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 53 states and 77 transitions. [2024-12-05 22:30:22,988 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2024-12-05 22:30:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:30:22,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:22,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:36,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:36,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 64 states and 101 transitions. [2024-12-05 22:30:36,500 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 101 transitions. [2024-12-05 22:30:36,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:30:36,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:36,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:36,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:41,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 63 states and 100 transitions. [2024-12-05 22:30:41,479 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 100 transitions. [2024-12-05 22:30:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:30:41,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:41,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:57,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:57,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 75 states and 126 transitions. [2024-12-05 22:30:57,641 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 126 transitions. [2024-12-05 22:30:57,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:30:57,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:57,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:58,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 74 states and 125 transitions. [2024-12-05 22:31:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 125 transitions. [2024-12-05 22:31:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:31:05,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:05,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:06,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:16,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:16,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 73 states and 124 transitions. [2024-12-05 22:31:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 124 transitions. [2024-12-05 22:31:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:31:16,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:16,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:45,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 90 states and 162 transitions. [2024-12-05 22:31:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 162 transitions. [2024-12-05 22:31:45,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:31:45,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:45,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:07,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:07,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 35 states and 44 transitions. [2024-12-05 22:32:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2024-12-05 22:32:07,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:32:07,941 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2024-12-05 22:32:07,950 INFO L726 CodeCheckObserver]: All specifications hold 15 specifications checked. All of them hold [2024-12-05 22:32:12,472 INFO L77 FloydHoareUtils]: At program point L22(line 22) the Hoare annotation is: (let ((.cse8 (select |#length| rec_strcopy_helper_~dest.base)) (.cse7 (select |#length| rec_strcopy_helper_~source.base))) (let ((.cse0 (= (select (select |#memory_int| rec_strcopy_helper_~source.base) (+ (- 1) .cse7)) 0)) (.cse1 (not (= rec_strcopy_helper_~dest.base rec_strcopy_helper_~source.base))) (.cse2 (= (select |#valid| rec_strcopy_helper_~dest.base) 1)) (.cse3 (<= (+ rec_strcopy_helper_~source.offset 2) .cse7)) (.cse5 (+ rec_strcopy_helper_~source.offset .cse8)) (.cse6 (= (select |#valid| rec_strcopy_helper_~source.base) 1))) (or (let ((.cse4 (+ .cse7 rec_strcopy_helper_~dest.offset))) (and .cse0 .cse1 .cse2 .cse3 (<= 1 rec_strcopy_helper_~dest.offset) (<= .cse4 .cse5) (<= 1 rec_strcopy_helper_~source.offset) (<= .cse5 .cse4) .cse6)) (and (= rec_strcopy_helper_~dest.offset 0) (< .cse7 (+ rec_strcopy_helper_~source.offset .cse8 1)) .cse0 .cse1 .cse2 .cse3 (<= .cse5 .cse7) (or (and (<= (+ rec_strcopy_helper_~source.offset 3) .cse7) (<= 0 rec_strcopy_helper_~source.offset)) (= rec_strcopy_helper_~source.offset 0)) .cse6)))) [2024-12-05 22:32:12,472 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse11 (+ rec_strcopy_helper_~source.offset 2)) (.cse9 (select |#length| rec_strcopy_helper_~dest.base)) (.cse13 (select |#memory_int| rec_strcopy_helper_~source.base)) (.cse7 (select |#length| rec_strcopy_helper_~source.base))) (let ((.cse0 (= (select .cse13 (+ (- 1) .cse7)) 0)) (.cse1 (not (= rec_strcopy_helper_~dest.base rec_strcopy_helper_~source.base))) (.cse2 (= (select |#valid| rec_strcopy_helper_~dest.base) 1)) (.cse5 (+ rec_strcopy_helper_~source.offset .cse9)) (.cse8 (<= (+ rec_strcopy_helper_~source.offset 1) .cse7)) (.cse10 (<= 0 rec_strcopy_helper_~source.offset)) (.cse3 (<= .cse11 .cse7)) (.cse12 (= rec_strcopy_helper_~source.offset 0)) (.cse6 (= (select |#valid| rec_strcopy_helper_~source.base) 1))) (or (let ((.cse4 (+ .cse7 rec_strcopy_helper_~dest.offset))) (and .cse0 .cse1 .cse2 .cse3 (<= 1 rec_strcopy_helper_~dest.offset) (<= .cse4 .cse5) (<= 1 rec_strcopy_helper_~source.offset) (<= .cse5 .cse4) .cse6)) (and .cse8 (= rec_strcopy_helper_~dest.offset 0) (= |rec_strcopy_helper_#in~source.base| rec_strcopy_helper_~source.base) .cse0 (or (< .cse9 0) (< .cse7 (+ rec_strcopy_helper_~source.offset .cse9 1))) .cse1 .cse10 (or (< .cse7 .cse11) (<= 2 .cse9)) (or (<= (+ rec_strcopy_helper_~source.offset 3) .cse7) .cse12) .cse2 (<= .cse5 .cse7) .cse6) (and .cse8 .cse10 (not (or .cse3 .cse12)) (= (select .cse13 rec_strcopy_helper_~source.offset) 0) .cse6)))) [2024-12-05 22:32:12,473 INFO L77 FloydHoareUtils]: At program point L20(line 20) the Hoare annotation is: (let ((.cse9 (select |#length| rec_strcopy_helper_~dest.base)) (.cse10 (select |#memory_int| rec_strcopy_helper_~source.base)) (.cse8 (select |#length| rec_strcopy_helper_~source.base))) (let ((.cse4 (<= 1 rec_strcopy_helper_~dest.offset)) (.cse0 (<= (+ rec_strcopy_helper_~source.offset 1) .cse8)) (.cse1 (= (select .cse10 (+ (- 1) .cse8)) 0)) (.cse2 (not (= rec_strcopy_helper_~dest.base rec_strcopy_helper_~source.base))) (.cse3 (= (select |#valid| rec_strcopy_helper_~dest.base) 1)) (.cse6 (+ rec_strcopy_helper_~source.offset .cse9)) (.cse7 (= (select |#valid| rec_strcopy_helper_~source.base) 1))) (or (let ((.cse5 (+ .cse8 rec_strcopy_helper_~dest.offset))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= .cse5 .cse6) (<= 1 rec_strcopy_helper_~source.offset) (<= .cse6 .cse5) .cse7)) (and .cse0 (<= 2 rec_strcopy_helper_~source.offset) .cse2 (<= (+ rec_strcopy_helper_~dest.offset 1) .cse9) .cse3 .cse4 (= (select .cse10 rec_strcopy_helper_~source.offset) 0) (< .cse8 (+ rec_strcopy_helper_~source.offset 2)) .cse7) (and .cse0 (= rec_strcopy_helper_~dest.offset 0) (= |rec_strcopy_helper_#in~source.base| rec_strcopy_helper_~source.base) .cse1 .cse2 (<= 0 rec_strcopy_helper_~source.offset) .cse3 (<= .cse6 .cse8) (< .cse8 (+ .cse9 1)) .cse7)))) [2024-12-05 22:32:12,473 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 22) the Hoare annotation is: (let ((.cse10 (select |#length| rec_strcopy_helper_~dest.base)) (.cse11 (+ rec_strcopy_helper_~source.offset 2)) (.cse7 (select |#length| rec_strcopy_helper_~source.base))) (let ((.cse3 (<= .cse11 .cse7)) (.cse0 (= (select (select |#memory_int| rec_strcopy_helper_~source.base) (+ (- 1) .cse7)) 0)) (.cse1 (not (= rec_strcopy_helper_~dest.base rec_strcopy_helper_~source.base))) (.cse2 (= (select |#valid| rec_strcopy_helper_~dest.base) 1)) (.cse5 (+ rec_strcopy_helper_~source.offset .cse10)) (.cse8 (= |rec_strcopy_helper_#t~mem3| 0)) (.cse9 (< .cse7 .cse11)) (.cse6 (= (select |#valid| rec_strcopy_helper_~source.base) 1))) (or (let ((.cse4 (+ .cse7 rec_strcopy_helper_~dest.offset))) (and .cse0 .cse1 .cse2 .cse3 (<= 1 rec_strcopy_helper_~dest.offset) (<= .cse4 .cse5) (<= 1 rec_strcopy_helper_~source.offset) (<= .cse5 .cse4) .cse6)) (and (<= 2 rec_strcopy_helper_~source.offset) .cse8 .cse9 .cse6) (and (= rec_strcopy_helper_~dest.offset 0) (or .cse3 .cse8) (or (< .cse5 .cse7) (and .cse0 .cse1)) (or (< .cse10 0) (< .cse7 (+ rec_strcopy_helper_~source.offset .cse10 1))) (<= 0 rec_strcopy_helper_~source.offset) (or .cse9 (<= 2 .cse10)) (or (<= (+ rec_strcopy_helper_~source.offset 3) .cse7) (= rec_strcopy_helper_~source.offset 0)) (= (select |#valid| |rec_strcopy_helper_#in~source.base|) 1) .cse2 (<= .cse5 .cse7) .cse6) (and (= rec_strcopy_helper_~source.offset 1) .cse8 .cse9 .cse6)))) [2024-12-05 22:32:12,474 INFO L77 FloydHoareUtils]: At program point L20-1(line 20) the Hoare annotation is: (let ((.cse9 (select |#length| rec_strcopy_helper_~dest.base)) (.cse10 (select |#memory_int| rec_strcopy_helper_~source.base)) (.cse8 (select |#length| rec_strcopy_helper_~source.base))) (let ((.cse4 (<= 1 rec_strcopy_helper_~dest.offset)) (.cse0 (<= (+ rec_strcopy_helper_~source.offset 1) .cse8)) (.cse1 (= (select .cse10 (+ (- 1) .cse8)) 0)) (.cse11 (+ rec_strcopy_helper_~source.offset 2)) (.cse2 (not (= rec_strcopy_helper_~dest.base rec_strcopy_helper_~source.base))) (.cse3 (= (select |#valid| rec_strcopy_helper_~dest.base) 1)) (.cse6 (+ rec_strcopy_helper_~source.offset .cse9)) (.cse7 (= (select |#valid| rec_strcopy_helper_~source.base) 1))) (or (let ((.cse5 (+ .cse8 rec_strcopy_helper_~dest.offset))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= .cse5 .cse6) (<= 1 rec_strcopy_helper_~source.offset) (<= .cse6 .cse5) .cse7)) (and .cse0 (<= 2 rec_strcopy_helper_~source.offset) .cse2 (<= (+ rec_strcopy_helper_~dest.offset 1) .cse9) .cse3 .cse4 (= (select .cse10 rec_strcopy_helper_~source.offset) 0) (< .cse8 .cse11) .cse7) (and .cse0 (= rec_strcopy_helper_~dest.offset 0) (< .cse8 (+ rec_strcopy_helper_~source.offset .cse9 1)) (= |rec_strcopy_helper_#in~source.base| rec_strcopy_helper_~source.base) .cse1 (or (< .cse11 .cse8) (<= rec_strcopy_helper_~source.offset 0)) .cse2 (<= 0 rec_strcopy_helper_~source.offset) .cse3 (<= .cse6 .cse8) .cse7)))) [2024-12-05 22:32:12,474 INFO L77 FloydHoareUtils]: At program point L21-2(lines 18 23) the Hoare annotation is: true [2024-12-05 22:32:12,474 INFO L75 FloydHoareUtils]: For program point rec_strcopy_helperErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,474 INFO L75 FloydHoareUtils]: For program point rec_strcopy_helperErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,474 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 23) the Hoare annotation is: (let ((.cse7 (select |#length| |rec_strcopy_helper_#in~source.base|)) (.cse8 (select |#length| |rec_strcopy_helper_#in~dest.base|))) (let ((.cse5 (+ .cse8 |rec_strcopy_helper_#in~source.offset|)) (.cse0 (= (select |#valid| |rec_strcopy_helper_#in~dest.base|) 1)) (.cse1 (= (select (select |#memory_int| |rec_strcopy_helper_#in~source.base|) (+ (- 1) .cse7)) 0)) (.cse2 (= (select |#valid| |rec_strcopy_helper_#in~source.base|) 1)) (.cse3 (not (= |rec_strcopy_helper_#in~source.base| |rec_strcopy_helper_#in~dest.base|))) (.cse6 (<= (+ |rec_strcopy_helper_#in~source.offset| 1) .cse7))) (or (let ((.cse4 (+ .cse7 |rec_strcopy_helper_#in~dest.offset|))) (and (<= 1 |rec_strcopy_helper_#in~source.offset|) .cse0 .cse1 .cse2 .cse3 (<= .cse4 .cse5) .cse6 (<= 1 |rec_strcopy_helper_#in~dest.offset|) (<= .cse5 .cse4))) (and (< .cse7 (+ .cse8 1)) (<= .cse5 .cse7) (<= 0 |rec_strcopy_helper_#in~source.offset|) (= |rec_strcopy_helper_#in~dest.offset| 0) .cse0 .cse1 .cse2 .cse3 .cse6)))) [2024-12-05 22:32:12,474 INFO L75 FloydHoareUtils]: For program point rec_strcopy_helperErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,474 INFO L75 FloydHoareUtils]: For program point rec_strcopy_helperErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,475 INFO L75 FloydHoareUtils]: For program point rec_strcopy_helperErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,475 INFO L75 FloydHoareUtils]: For program point rec_strcopy_helperErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point rec_strcopy_helperEXIT(lines 18 23) the Hoare annotation is: true [2024-12-05 22:32:12,475 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point L33(lines 33 45) the Hoare annotation is: true [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_FREE(line 43) the Hoare annotation is: true [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_FREE(line 44) the Hoare annotation is: true [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE(line 43) the Hoare annotation is: true [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_FREE(line 44) the Hoare annotation is: true [2024-12-05 22:32:12,475 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point L11(line 11) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_build_nondet_String_~nondetString~0#1.base| 1) |#StackHeapBarrier|) (<= (div |ULTIMATE.start_main_~length~0#1| 18446744073709551616) 0) (= (select |#valid| |ULTIMATE.start_build_nondet_String_~nondetString~0#1.base|) 1) (= |ULTIMATE.start_build_nondet_String_~nondetString~0#1.offset| 0) (= |ULTIMATE.start_build_nondet_String_~length#1| |ULTIMATE.start_main_~length~0#1|) (= (store |#valid| |ULTIMATE.start_build_nondet_String_~nondetString~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= 1 (+ |ULTIMATE.start_build_nondet_String_~nondetString~0#1.offset| |ULTIMATE.start_build_nondet_String_~length#1|)) (= (mod |ULTIMATE.start_build_nondet_String_~length#1| 18446744073709551616) (select |#length| |ULTIMATE.start_build_nondet_String_~nondetString~0#1.base|))) [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point L44-1(line 44) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point L44-2(line 44) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (let ((.cse0 (select |#length| |ULTIMATE.start_rec_strcopy_~source#1.base|)) (.cse1 (select |#length| |ULTIMATE.start_rec_strcopy_~copyAlloc~0#1.base|))) (and (= |ULTIMATE.start_main_~original~0#1.offset| 0) (= |ULTIMATE.start_rec_strcopy_~source#1.base| |ULTIMATE.start_main_~original~0#1.base|) (= |ULTIMATE.start_rec_strcopy_~copyAlloc~0#1.offset| 0) (<= (+ |ULTIMATE.start_rec_strcopy_~copyAlloc~0#1.base| 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_rec_strcopy_~copyAlloc~0#1.base| |ULTIMATE.start_rec_strcopy_~source#1.base|)) (= (select |#valid| |ULTIMATE.start_rec_strcopy_~source#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_main_~original~0#1.base| 0) |ULTIMATE.start_rec_strcopy_~copyAlloc~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= 0 |ULTIMATE.start_rec_strcopy_~source#1.offset|) (<= (+ |ULTIMATE.start_rec_strcopy_~source#1.offset| 1) .cse0) (= (select (select |#memory_int| |ULTIMATE.start_rec_strcopy_~source#1.base|) (+ (- 1) .cse0)) 0) (<= (+ .cse1 |ULTIMATE.start_rec_strcopy_~source#1.offset|) .cse0) (<= (+ |ULTIMATE.start_main_~original~0#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_rec_strcopy_~copyAlloc~0#1.base|) 1) (< .cse0 (+ .cse1 1)))) [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_FREE(line 43) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_FREE(line 44) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: true [2024-12-05 22:32:12,476 INFO L77 FloydHoareUtils]: At program point L43-1(line 43) the Hoare annotation is: true [2024-12-05 22:32:12,477 INFO L77 FloydHoareUtils]: At program point L43-2(line 43) the Hoare annotation is: true [2024-12-05 22:32:12,477 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK(lines 33 45) the Hoare annotation is: true [2024-12-05 22:32:12,486 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~nondetString~0!base [2024-12-05 22:32:12,487 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #StackHeapBarrier [2024-12-05 22:32:12,488 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:32:12,488 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:32:12,488 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~nondetString~0!offset [2024-12-05 22:32:12,489 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-05 22:32:12,489 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-05 22:32:12,489 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~nondetString~0!offset [2024-12-05 22:32:12,489 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,489 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,499 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,499 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,499 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!offset [2024-12-05 22:32:12,499 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,499 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!offset [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~dest!offset [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[#in~source!base,]]] [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:32:12,500 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!base [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~dest!base [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!offset [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!offset [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,501 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~dest!offset [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!offset [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[#in~source!base,]]] [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!base [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~dest!base [2024-12-05 22:32:12,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~source!offset [2024-12-05 22:32:12,503 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:32:12,503 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:32:12,503 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~dest!offset [2024-12-05 22:32:12,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:32:12 ImpRootNode [2024-12-05 22:32:12,505 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:32:12,506 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:32:12,506 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:32:12,506 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:32:12,507 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:55" (3/4) ... [2024-12-05 22:32:12,509 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:32:12,511 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec_strcopy_helper [2024-12-05 22:32:12,515 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-12-05 22:32:12,515 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 22:32:12,515 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-05 22:32:12,515 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:32:12,578 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:32:12,578 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:32:12,578 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:32:12,579 INFO L158 Benchmark]: Toolchain (without parser) took 137932.50ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 117.0MB in the beginning and 143.8MB in the end (delta: -26.8MB). Peak memory consumption was 216.3MB. Max. memory is 16.1GB. [2024-12-05 22:32:12,579 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:32:12,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 165.42ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 106.5MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:32:12,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.00ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:32:12,580 INFO L158 Benchmark]: Boogie Preprocessor took 21.60ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 802.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:32:12,580 INFO L158 Benchmark]: RCFGBuilder took 351.26ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 88.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:32:12,581 INFO L158 Benchmark]: CodeCheck took 137290.09ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 88.4MB in the beginning and 148.0MB in the end (delta: -59.6MB). Peak memory consumption was 182.8MB. Max. memory is 16.1GB. [2024-12-05 22:32:12,581 INFO L158 Benchmark]: Witness Printer took 72.41ms. Allocated memory is still 385.9MB. Free memory was 148.0MB in the beginning and 143.8MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:32:12,583 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 2 procedures, 35 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 132.7s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1570 SdHoareTripleChecker+Valid, 13.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1165 mSDsluCounter, 997 SdHoareTripleChecker+Invalid, 11.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 456 mSDsCounter, 2573 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8278 IncrementalHoareTripleChecker+Invalid, 10851 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2573 mSolverCounterUnsat, 541 mSDtfsCounter, 8278 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3620 GetRequests, 2920 SyntacticMatches, 38 SemanticMatches, 662 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189705 ImplicationChecksByTransitivity, 127.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 22.4s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 3154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 19 PerfectInterpolantSequences, 24/91 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: 43]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 43]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 43]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 44]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 44]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 44]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 33]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 15 specifications checked. All of them hold - InvariantResult [Line: 11]: Location Invariant Derived location invariant: ((((length >= 0) ? (length / ((unsigned __int128) 1 << 64)) : ((length / ((unsigned __int128) 1 << 64)) - 1)) <= 0) && (length == length)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 165.42ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 106.5MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.00ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.60ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 802.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 351.26ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 88.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 137290.09ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 88.4MB in the beginning and 148.0MB in the end (delta: -59.6MB). Peak memory consumption was 182.8MB. Max. memory is 16.1GB. * Witness Printer took 72.41ms. Allocated memory is still 385.9MB. Free memory was 148.0MB in the beginning and 143.8MB in the end (delta: 4.2MB). 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: ~nondetString~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #StackHeapBarrier - 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: ~nondetString~0!offset - 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: ~nondetString~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: #in~source!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: #in~source!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~dest!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: #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[#in~source!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: #in~source!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~dest!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~source!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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~source!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: #in~dest!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: #in~source!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: #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[#in~source!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: #in~source!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~dest!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~source!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: #in~dest!offset RESULT: Ultimate proved your program to be correct! [2024-12-05 22:32:12,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3c5495f-a92a-4175-bfbe-86ffede2f70b/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