./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/nested_structure-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/nested_structure-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8760dfb1fc705c9d4bd3086e926410b9e088fc0950cc71e69ebbf3367b49d459 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:48:00,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:48:00,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 21:48:00,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:48:00,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:48:00,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:48:00,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:48:00,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:48:00,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:48:00,232 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:48:00,232 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:48:00,232 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:48:00,232 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:48:00,232 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:48:00,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:48:00,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:48:00,234 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:48:00,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:48:00,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:48:00,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:48:00,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:48:00,234 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:48:00,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:48:00,234 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_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8760dfb1fc705c9d4bd3086e926410b9e088fc0950cc71e69ebbf3367b49d459 [2024-11-13 21:48:00,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:48:00,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:48:00,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:48:00,505 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:48:00,506 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:48:00,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/nested_structure-1.i Unable to find full path for "g++" [2024-11-13 21:48:02,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:48:02,781 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:48:02,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/sv-benchmarks/c/ldv-regression/nested_structure-1.i [2024-11-13 21:48:02,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/data/7227bfdd7/bc54b68021c4442e8006d3baddf99b22/FLAGfa1588486 [2024-11-13 21:48:02,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/data/7227bfdd7/bc54b68021c4442e8006d3baddf99b22 [2024-11-13 21:48:02,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:48:02,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:48:02,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:48:02,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:48:02,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:48:02,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:48:02" (1/1) ... [2024-11-13 21:48:02,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@532d622d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:02, skipping insertion in model container [2024-11-13 21:48:02,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:48:02" (1/1) ... [2024-11-13 21:48:02,830 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:48:03,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:48:03,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:48:03,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:48:03,053 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:48:03,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03 WrapperNode [2024-11-13 21:48:03,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:48:03,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:48:03,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:48:03,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:48:03,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,085 INFO L138 Inliner]: procedures = 16, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-13 21:48:03,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:48:03,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:48:03,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:48:03,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:48:03,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:48:03,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:48:03,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:48:03,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:48:03,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:48:03,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:48:03,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:48:03,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:48:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:48:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:48:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:48:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:48:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:48:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:48:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:48:03,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:48:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:48:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:48:03,290 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:48:03,293 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:48:03,478 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-13 21:48:03,478 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:48:03,514 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:48:03,514 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:48:03,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:03 BoogieIcfgContainer [2024-11-13 21:48:03,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:48:03,515 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:48:03,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:48:03,526 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:48:03,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:48:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:03,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2024-11-13 21:48:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2024-11-13 21:48:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:48:03,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:03,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:03,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:03,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-11-13 21:48:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-11-13 21:48:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:48:03,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:03,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:04,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:04,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-11-13 21:48:04,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-11-13 21:48:04,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:48:04,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:04,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:04,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:04,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:04,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-11-13 21:48:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-11-13 21:48:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:48:04,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:04,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:05,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-13 21:48:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-13 21:48:05,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:48:05,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:05,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:06,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-13 21:48:06,622 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-13 21:48:06,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:48:06,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:06,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-13 21:48:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-13 21:48:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:48:08,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:08,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:08,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:08,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-13 21:48:08,926 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-13 21:48:08,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:48:08,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:08,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:09,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:09,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-13 21:48:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-13 21:48:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:48:09,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:09,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:10,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:12,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:12,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-13 21:48:12,270 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-13 21:48:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:48:12,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:12,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:12,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:15,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:15,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-13 21:48:15,044 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-13 21:48:15,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:48:15,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:15,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:16,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-13 21:48:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-13 21:48:19,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:48:19,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:19,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:24,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-13 21:48:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-13 21:48:24,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:48:24,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:24,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:28,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:28,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-13 21:48:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-13 21:48:28,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:48:28,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:28,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:28,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:35,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:35,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-13 21:48:35,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-13 21:48:35,066 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:48:35,067 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-11-13 21:48:35,075 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-13 21:48:35,256 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,256 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:48:35,256 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 26 34) no Hoare annotation was computed. [2024-11-13 21:48:35,257 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|) (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse0) 4))) (and (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (<= (+ 8 |ULTIMATE.start_main_~#good~0#1.offset|) (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#length| .cse1) 4) (= 8 (select |#length| .cse0)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)) (= (select |#valid| .cse1) 1)))) [2024-11-13 21:48:35,257 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem4#1.base|) 4)) (.cse1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|) 4))) (and (= (select |#valid| .cse0) 1) (= 8 (select |#length| |ULTIMATE.start_main_#t~mem4#1.base|)) (= .cse1 |ULTIMATE.start_main_#t~mem4#1.base|) (not (= .cse0 |ULTIMATE.start_main_~#good~0#1.base|)) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= |ULTIMATE.start_main_#t~mem4#1.offset| 0) (let ((.cse2 (select |#length| .cse0))) (or (= .cse2 4) (< 7 .cse2))) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (<= (+ 8 |ULTIMATE.start_main_~#good~0#1.offset|) (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem4#1.base|) 1) (not (= .cse0 .cse1)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem4#1.base|) 4) 0) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))) [2024-11-13 21:48:35,258 INFO L77 FloydHoareUtils]: At program point L31-2(line 31) the Hoare annotation is: (let ((.cse3 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|))) (let ((.cse1 (select .cse3 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|))) (.cse0 (select .cse3 4))) (and (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= |ULTIMATE.start_main_#t~mem5#1.offset| 0) (= |ULTIMATE.start_main_#t~mem5#1.base| (select (select |#memory_$Pointer$.base| .cse0) 4)) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| |ULTIMATE.start_main_#t~mem5#1.base|) 1) (= (select |#valid| .cse1) 1) (not (= |ULTIMATE.start_main_#t~mem5#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (let ((.cse2 (select |#length| |ULTIMATE.start_main_#t~mem5#1.base|))) (or (= .cse2 4) (< 7 .cse2))) (<= (+ 8 |ULTIMATE.start_main_~#good~0#1.offset|) (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (<= 8 (select |#length| .cse1)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= .cse0 |ULTIMATE.start_main_#t~mem5#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))))) [2024-11-13 21:48:35,258 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,258 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,258 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,258 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,258 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,258 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:48:35,258 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 26 34) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 21:48:35,259 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-13 21:48:35,259 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-13 21:48:35,259 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: (let ((.cse3 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|))) (let ((.cse4 (select .cse3 4))) (let ((.cse1 (select (select |#memory_$Pointer$.offset| .cse4) 4)) (.cse0 (select (select |#memory_$Pointer$.base| .cse4) 4)) (.cse2 (select .cse3 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (and (= (select (select |#memory_int| .cse0) .cse1) 4) (= .cse1 0) (= (select |#valid| .cse0) 1) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse2) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (<= (+ 8 |ULTIMATE.start_main_~#good~0#1.offset|) (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (<= 4 (select |#length| .cse0)) (<= 8 (select |#length| .cse2)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))))) [2024-11-13 21:48:35,259 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,260 INFO L77 FloydHoareUtils]: At program point L32-1(line 32) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem6#1.base|))) (let ((.cse2 (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem6#1.base|)) (.cse3 (select .cse0 4))) (and (= (let ((.cse1 (+ |ULTIMATE.start_main_#t~mem6#1.offset| 4))) (select (select |#memory_int| (select .cse0 .cse1)) (select .cse2 .cse1))) 4) (<= 4 (select |#length| .cse3)) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem6#1.base|) 1) (= |ULTIMATE.start_main_#t~mem6#1.offset| 0) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select .cse2 4) 0) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| .cse3) 1) (<= 8 (select |#length| |ULTIMATE.start_main_#t~mem6#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))))) [2024-11-13 21:48:35,260 INFO L77 FloydHoareUtils]: At program point L32-2(line 32) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_#t~mem7#1.base|) |ULTIMATE.start_main_#t~mem7#1.offset|) 4) (= (select |#valid| |ULTIMATE.start_main_#t~mem7#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_#t~mem7#1.base|)) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-13 21:48:35,260 INFO L77 FloydHoareUtils]: At program point L32-3(line 32) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= |ULTIMATE.start_main_#t~mem8#1| 4) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-13 21:48:35,260 INFO L77 FloydHoareUtils]: At program point L32-5(line 32) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-13 21:48:35,260 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,261 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,261 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,261 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,261 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 21:48:35,269 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 21:48:35,270 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 21:48:35,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:48:35 ImpRootNode [2024-11-13 21:48:35,272 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:48:35,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:48:35,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:48:35,273 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:48:35,275 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:03" (3/4) ... [2024-11-13 21:48:35,277 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:48:35,284 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 21:48:35,284 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 21:48:35,284 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:48:35,284 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:48:35,368 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:48:35,368 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:48:35,368 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:48:35,369 INFO L158 Benchmark]: Toolchain (without parser) took 32562.32ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 92.9MB in the beginning and 145.0MB in the end (delta: -52.0MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-11-13 21:48:35,370 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:35,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.83ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:48:35,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.89ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:35,371 INFO L158 Benchmark]: Boogie Preprocessor took 34.71ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.1MB in the end (delta: 879.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:35,371 INFO L158 Benchmark]: RCFGBuilder took 391.84ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 66.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:48:35,372 INFO L158 Benchmark]: CodeCheck took 31756.93ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 66.3MB in the beginning and 148.6MB in the end (delta: -82.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-13 21:48:35,372 INFO L158 Benchmark]: Witness Printer took 95.67ms. Allocated memory is still 218.1MB. Free memory was 148.6MB in the beginning and 145.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:35,374 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 26 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 31.5s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 103 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 521 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1624 IncrementalHoareTripleChecker+Invalid, 2145 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 521 mSolverCounterUnsat, 2 mSDtfsCounter, 1624 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 656 GetRequests, 409 SyntacticMatches, 7 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19849 ImplicationChecksByTransitivity, 27.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 1277 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - 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: 26]: 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 0.86ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.83ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.89ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.71ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.1MB in the end (delta: 879.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.84ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 66.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 31756.93ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 66.3MB in the beginning and 148.6MB in the end (delta: -82.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Witness Printer took 95.67ms. Allocated memory is still 218.1MB. Free memory was 148.6MB in the beginning and 145.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid RESULT: Ultimate proved your program to be correct! [2024-11-13 21:48:35,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea2da06e-47ba-486a-8b90-dc1acb16558b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE