./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/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_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b85925b4cd4a90c7937c0d7134475db048f88e78d985bef01499b1b0477a4b80 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:58:11,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:58:11,399 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-05 22:58:11,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:58:11,404 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:58:11,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:58:11,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:58:11,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:58:11,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:58:11,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:58:11,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:58:11,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:58:11,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:58:11,427 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:58:11,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:58:11,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:58:11,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:58:11,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:58:11,427 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:58:11,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:58:11,427 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_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b85925b4cd4a90c7937c0d7134475db048f88e78d985bef01499b1b0477a4b80 [2024-12-05 22:58:11,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:58:11,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:58:11,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:58:11,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:58:11,680 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:58:11,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i [2024-12-05 22:58:14,388 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/data/e889afb02/4be02e433ce84247a1af6d0be0b27c0e/FLAG078711a7f [2024-12-05 22:58:14,625 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:58:14,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i [2024-12-05 22:58:14,636 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/data/e889afb02/4be02e433ce84247a1af6d0be0b27c0e/FLAG078711a7f [2024-12-05 22:58:14,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/data/e889afb02/4be02e433ce84247a1af6d0be0b27c0e [2024-12-05 22:58:14,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:58:14,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:58:14,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:58:14,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:58:14,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:58:14,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:14,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bcfcbe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14, skipping insertion in model container [2024-12-05 22:58:14,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:14,679 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:58:14,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:58:14,921 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:58:14,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:58:14,975 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:58:14,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14 WrapperNode [2024-12-05 22:58:14,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:58:14,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:58:14,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:58:14,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:58:14,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:14,992 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,008 INFO L138 Inliner]: procedures = 114, calls = 12, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 46 [2024-12-05 22:58:15,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:58:15,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:58:15,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:58:15,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:58:15,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,022 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:58:15,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:58:15,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:58:15,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:58:15,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:58:14" (1/1) ... [2024-12-05 22:58:15,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:58:15,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:58:15,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:58:15,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:58:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:58:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:58:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:58:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:58:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:58:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:58:15,165 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:58:15,167 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:58:15,295 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-12-05 22:58:15,295 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:58:15,323 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:58:15,323 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:58:15,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:58:15 BoogieIcfgContainer [2024-12-05 22:58:15,324 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:58:15,324 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:58:15,325 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:58:15,334 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:58:15,334 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:58:15" (1/1) ... [2024-12-05 22:58:15,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:58:15,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2024-12-05 22:58:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-12-05 22:58:15,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:58:15,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:15,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:15,622 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 22:58:15,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:15,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2024-12-05 22:58:15,686 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2024-12-05 22:58:15,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:58:15,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:15,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:15,887 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 22:58:16,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2024-12-05 22:58:16,125 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2024-12-05 22:58:16,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:58:16,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,151 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 22:58:16,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-12-05 22:58:16,165 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-12-05 22:58:16,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:58:16,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,242 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 22:58:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-12-05 22:58:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-12-05 22:58:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:58:16,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,338 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 22:58:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-12-05 22:58:16,357 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-12-05 22:58:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:58:16,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,377 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 22:58:16,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-12-05 22:58:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-12-05 22:58:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:58:16,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,445 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 22:58:16,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-12-05 22:58:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-12-05 22:58:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:58:16,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:58:16,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-12-05 22:58:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-12-05 22:58:16,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:58:16,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,563 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 22:58:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-12-05 22:58:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-12-05 22:58:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:58:16,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:16,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:16,665 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 22:58:17,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:17,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-12-05 22:58:17,076 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-12-05 22:58:17,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:58:17,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:17,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:17,100 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 22:58:17,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:17,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-12-05 22:58:17,313 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-12-05 22:58:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:58:17,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:17,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:17,514 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 22:58:18,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:18,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-12-05 22:58:18,639 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-12-05 22:58:18,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:58:18,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:18,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:18,875 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 22:58:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-12-05 22:58:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-12-05 22:58:20,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:58:20,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:20,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:21,125 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 22:58:24,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:24,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-12-05 22:58:24,294 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-12-05 22:58:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 22:58:24,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:24,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:25,214 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 22:58:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-12-05 22:58:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-12-05 22:58:30,535 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:58:30,535 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-12-05 22:58:30,543 INFO L726 CodeCheckObserver]: All specifications hold 15 specifications checked. All of them hold [2024-12-05 22:58:30,655 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,655 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~s~0#1.base|) |ULTIMATE.start_main_~s~0#1.offset|))) (and (not (= .cse0 |ULTIMATE.start_main_~s~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~s~0#1.base|) |ULTIMATE.start_main_~s~0#1.offset|) 0) (= (select |#valid| .cse0) 1) (<= (+ .cse0 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~s~0#1.base|)) (<= (+ |ULTIMATE.start_main_~s~0#1.base| 1) |#StackHeapBarrier|) (= (store (store |#valid| .cse0 0) |ULTIMATE.start_main_~s~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~s~0#1.offset| 0))) [2024-12-05 22:58:30,655 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,655 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_FREE(line 573) no Hoare annotation was computed. [2024-12-05 22:58:30,655 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_FREE(line 574) no Hoare annotation was computed. [2024-12-05 22:58:30,655 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 568 576) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-05 22:58:30,656 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,656 INFO L77 FloydHoareUtils]: At program point L573(line 573) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_~t~0#1.base| 0) |ULTIMATE.start_main_~s~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (<= (+ |ULTIMATE.start_main_~t~0#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (<= (+ |ULTIMATE.start_main_~s~0#1.base| 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~s~0#1.base|)) (= |ULTIMATE.start_main_~s~0#1.offset| 0)) [2024-12-05 22:58:30,656 INFO L77 FloydHoareUtils]: At program point L573-1(line 573) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_~t~0#1.base| 0) |ULTIMATE.start_main_~s~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (<= (+ |ULTIMATE.start_main_~t~0#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (<= (+ |ULTIMATE.start_main_~s~0#1.base| 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~s~0#1.base|))) [2024-12-05 22:58:30,656 INFO L77 FloydHoareUtils]: At program point L573-2(line 573) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_~t~0#1.base| 0) |ULTIMATE.start_main_~s~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (<= (+ |ULTIMATE.start_main_~t~0#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~s~0#1.base|))) [2024-12-05 22:58:30,656 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,656 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_FREE(line 573) no Hoare annotation was computed. [2024-12-05 22:58:30,656 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_FREE(line 574) no Hoare annotation was computed. [2024-12-05 22:58:30,656 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:58:30,657 INFO L77 FloydHoareUtils]: At program point L574(line 574) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_~t~0#1.base| 0)) (<= (+ |ULTIMATE.start_main_~t~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~t~0#1.offset| 0)) [2024-12-05 22:58:30,657 INFO L77 FloydHoareUtils]: At program point L574-1(line 574) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_~t~0#1.base| 0)) (<= (+ |ULTIMATE.start_main_~t~0#1.base| 1) |#StackHeapBarrier|)) [2024-12-05 22:58:30,657 INFO L77 FloydHoareUtils]: At program point L574-2(line 574) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_~t~0#1.base| 0))) [2024-12-05 22:58:30,657 INFO L77 FloydHoareUtils]: At program point L570(line 570) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_#t~ret4#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_#t~ret4#1.base|) 1) (not (= |ULTIMATE.start_main_#t~ret4#1.base| |ULTIMATE.start_main_~s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~s~0#1.base|)) (= |ULTIMATE.start_main_#t~ret4#1.offset| 0) (<= (+ |ULTIMATE.start_main_~s~0#1.base| 1) |#StackHeapBarrier|) (= (store (store |#valid| |ULTIMATE.start_main_#t~ret4#1.base| 0) |ULTIMATE.start_main_~s~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~s~0#1.offset| 0)) [2024-12-05 22:58:30,657 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,657 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,657 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_FREE(line 574) no Hoare annotation was computed. [2024-12-05 22:58:30,657 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:58:30,658 INFO L77 FloydHoareUtils]: At program point L571(line 571) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~s~0#1.base|) |ULTIMATE.start_main_~s~0#1.offset|))) (and (not (= .cse0 |ULTIMATE.start_main_~s~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~s~0#1.base|) |ULTIMATE.start_main_~s~0#1.offset|) 0) (= (select |#valid| .cse0) 1) (<= (+ .cse0 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~s~0#1.base|)) (<= (+ |ULTIMATE.start_main_~s~0#1.base| 1) |#StackHeapBarrier|) (= (store (store |#valid| .cse0 0) |ULTIMATE.start_main_~s~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~s~0#1.offset| 0))) [2024-12-05 22:58:30,658 INFO L77 FloydHoareUtils]: At program point L571-1(line 571) the Hoare annotation is: (and (= |ULTIMATE.start_main_#t~mem5#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_#t~mem5#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_#t~mem5#1.base| 0) |ULTIMATE.start_main_~s~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~s~0#1.base|)) (<= (+ |ULTIMATE.start_main_~s~0#1.base| 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_main_#t~mem5#1.base| |ULTIMATE.start_main_~s~0#1.base|)) (= |ULTIMATE.start_main_~s~0#1.offset| 0) (<= (+ |ULTIMATE.start_main_#t~mem5#1.base| 1) |#StackHeapBarrier|)) [2024-12-05 22:58:30,658 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,658 INFO L77 FloydHoareUtils]: At program point L563(lines 563 565) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_alloc_node_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_alloc_node_~temp~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_alloc_node_~temp~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_alloc_node_~temp~0#1.base|)) (= (store |#valid| |ULTIMATE.start_alloc_node_~temp~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-12-05 22:58:30,658 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-05 22:58:30,658 INFO L77 FloydHoareUtils]: At program point L563-2(lines 563 565) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_alloc_node_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_alloc_node_~temp~0#1.offset| 0) (not (= |ULTIMATE.start_alloc_node_~temp~0#1.base| |ULTIMATE.start_main_~s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_alloc_node_~temp~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_alloc_node_~temp~0#1.base| 0) |ULTIMATE.start_main_~s~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~s~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_main_~s~0#1.base|)) (<= (+ |ULTIMATE.start_main_~s~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~s~0#1.offset| 0)) [2024-12-05 22:58:30,658 INFO L77 FloydHoareUtils]: At program point L559(line 559) the Hoare annotation is: true [2024-12-05 22:58:30,659 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_FREE(line 573) no Hoare annotation was computed. [2024-12-05 22:58:30,659 INFO L77 FloydHoareUtils]: At program point L559-1(line 559) the Hoare annotation is: true [2024-12-05 22:58:30,659 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK(lines 568 576) no Hoare annotation was computed. [2024-12-05 22:58:30,666 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-05 22:58:30,666 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:58:30,667 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!base [2024-12-05 22:58:30,667 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #StackHeapBarrier [2024-12-05 22:58:30,667 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!offset [2024-12-05 22:58:30,667 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:58:30,668 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:58:30,668 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:58:30,668 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:58:30,668 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-05 22:58:30,668 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!base [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #StackHeapBarrier [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!offset [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~temp~0!base [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!base [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-05 22:58:30,669 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-05 22:58:30,670 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-05 22:58:30,670 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-05 22:58:30,670 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-05 22:58:30,670 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!base [2024-12-05 22:58:30,670 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #StackHeapBarrier [2024-12-05 22:58:30,670 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-12-05 22:58:30,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:58:30 ImpRootNode [2024-12-05 22:58:30,671 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:58:30,672 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:58:30,672 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:58:30,672 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:58:30,673 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:58:15" (3/4) ... [2024-12-05 22:58:30,675 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:58:30,681 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-05 22:58:30,681 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 22:58:30,682 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-05 22:58:30,682 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:58:30,750 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:58:30,750 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:58:30,750 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:58:30,751 INFO L158 Benchmark]: Toolchain (without parser) took 16098.80ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 116.1MB in the beginning and 75.4MB in the end (delta: 40.6MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2024-12-05 22:58:30,751 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:58:30,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.77ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 99.9MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:58:30,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.69ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:58:30,752 INFO L158 Benchmark]: Boogie Preprocessor took 18.62ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 97.5MB in the end (delta: 809.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:58:30,752 INFO L158 Benchmark]: RCFGBuilder took 295.75ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 82.9MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:58:30,752 INFO L158 Benchmark]: CodeCheck took 15346.88ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 82.9MB in the beginning and 80.1MB in the end (delta: 2.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2024-12-05 22:58:30,752 INFO L158 Benchmark]: Witness Printer took 78.02ms. Allocated memory is still 176.2MB. Free memory was 80.1MB in the beginning and 75.4MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:58:30,754 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, 32 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 15.2s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 380 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 341 mSDsluCounter, 70 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 433 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1540 IncrementalHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 433 mSolverCounterUnsat, 70 mSDtfsCounter, 1540 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 969 GetRequests, 736 SyntacticMatches, 3 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20250 ImplicationChecksByTransitivity, 13.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 106 ConstructedInterpolants, 0 QuantifiedInterpolants, 634 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 573]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 573]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 573]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 574]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 574]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 574]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 568]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.77ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 99.9MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.69ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.62ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 97.5MB in the end (delta: 809.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 295.75ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 82.9MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15346.88ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 82.9MB in the beginning and 80.1MB in the end (delta: 2.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Witness Printer took 78.02ms. Allocated memory is still 176.2MB. Free memory was 80.1MB in the beginning and 75.4MB in the end (delta: 4.7MB). 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 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #StackHeapBarrier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - 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: ~temp~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #StackHeapBarrier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~temp~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: 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: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,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: ~s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #StackHeapBarrier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset RESULT: Ultimate proved your program to be correct! [2024-12-05 22:58:30,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22df0e01-8107-486a-b212-1e96c25ba576/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