./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test29-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/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_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test29-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/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_67635913-1d3d-42d3-9e6d-e8c465289f22/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 5f2b0f2665cc6a391617d31361282aad698d82c2d4c6cac2f6c25388f18b7855 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:45:47,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:45:47,969 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 05:45:47,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:45:47,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:45:47,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:45:47,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:45:47,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:45:47,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:45:47,998 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:45:47,998 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:45:47,998 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:45:47,998 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:45:47,998 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:45:47,998 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:45:47,998 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:45:47,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:45:47,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:45:47,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:45:47,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:45:47,999 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:45:47,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:45:47,999 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_67635913-1d3d-42d3-9e6d-e8c465289f22/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 -> 5f2b0f2665cc6a391617d31361282aad698d82c2d4c6cac2f6c25388f18b7855 [2024-12-06 05:45:48,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:45:48,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:45:48,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:45:48,251 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:45:48,251 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:45:48,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test29-2.c [2024-12-06 05:45:50,961 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/data/a0e3e8a1a/0516c7f1bfcb4cbaa5a974258335d44c/FLAG04b013cb3 [2024-12-06 05:45:51,165 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:45:51,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/sv-benchmarks/c/ldv-regression/test29-2.c [2024-12-06 05:45:51,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/data/a0e3e8a1a/0516c7f1bfcb4cbaa5a974258335d44c/FLAG04b013cb3 [2024-12-06 05:45:51,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/data/a0e3e8a1a/0516c7f1bfcb4cbaa5a974258335d44c [2024-12-06 05:45:51,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:45:51,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:45:51,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:45:51,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:45:51,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:45:51,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd3ed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51, skipping insertion in model container [2024-12-06 05:45:51,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,210 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:45:51,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:45:51,348 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:45:51,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:45:51,373 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:45:51,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51 WrapperNode [2024-12-06 05:45:51,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:45:51,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:45:51,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:45:51,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:45:51,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,396 INFO L138 Inliner]: procedures = 13, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2024-12-06 05:45:51,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:45:51,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:45:51,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:45:51,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:45:51,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,406 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,410 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:45:51,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:45:51,411 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:45:51,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:45:51,412 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:45:51,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:45:51,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:45:51,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:45:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:45:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:45:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:45:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:45:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:45:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:45:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:45:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:45:51,513 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:45:51,514 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:45:51,630 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-06 05:45:51,630 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:45:51,655 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:45:51,656 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:45:51,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:45:51 BoogieIcfgContainer [2024-12-06 05:45:51,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:45:51,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:45:51,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:45:51,664 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:45:51,664 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:45:51" (1/1) ... [2024-12-06 05:45:51,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:45:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-12-06 05:45:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-12-06 05:45:51,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:45:51,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:51,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:51,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:51,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:51,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-12-06 05:45:51,992 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-12-06 05:45:51,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:45:51,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:51,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:52,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2024-12-06 05:45:52,478 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2024-12-06 05:45:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:45:52,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:52,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:52,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:52,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-12-06 05:45:52,759 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-12-06 05:45:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:45:52,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:52,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:52,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:53,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 05:45:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 05:45:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:45:53,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:53,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:53,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:53,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 05:45:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 05:45:53,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:45:53,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:53,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 05:45:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 05:45:53,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:45:53,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:53,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:53,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 05:45:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 05:45:53,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:45:53,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:53,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-12-06 05:45:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-12-06 05:45:54,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:45:54,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:54,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:54,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:54,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 05:45:54,367 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 05:45:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:45:54,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:54,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2024-12-06 05:45:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2024-12-06 05:45:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:45:55,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:55,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:56,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:57,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-12-06 05:45:57,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-06 05:45:57,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:45:57,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:57,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:57,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:57,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:57,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 05:45:57,693 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 05:45:57,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:45:57,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:57,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:45:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-12-06 05:45:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-12-06 05:45:59,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:45:59,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:59,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:45:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:46:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:00,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-12-06 05:46:00,591 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-12-06 05:46:00,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:46:00,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:00,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:46:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:46:01,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2024-12-06 05:46:01,904 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-12-06 05:46:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:46:01,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:01,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:46:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:46:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-12-06 05:46:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-12-06 05:46:02,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:46:02,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:02,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:46:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:46:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 05:46:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 05:46:03,822 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:46:03,822 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2024-12-06 05:46:03,829 INFO L726 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-12-06 05:46:04,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:46:04,370 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:46:04,370 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (let ((.cse1 (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1)) (.cse2 (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|))) (.cse0 (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|)) (.cse3 (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse4 (= |ULTIMATE.start_main_~#d2~0#1.offset| 0))) (or (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#d2~0#1.base|) |ULTIMATE.start_main_~#d2~0#1.offset|) 0) (<= 4 .cse0) .cse1 .cse2 .cse3 |ULTIMATE.start_main_#t~short6#1| .cse4) (and .cse1 .cse2 (= .cse0 4) (not |ULTIMATE.start_main_#t~short6#1|) .cse3 .cse4))) [2024-12-06 05:46:04,371 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#d2~0#1.base|) |ULTIMATE.start_main_~#d2~0#1.offset|) 0) (<= 4 (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0)) [2024-12-06 05:46:04,371 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= 0 |ULTIMATE.start_main_~pd~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~pd~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0) (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|) (not (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_main_~pd~0#1.base|))) [2024-12-06 05:46:04,371 INFO L77 FloydHoareUtils]: At program point L21-1(lines 18 22) the Hoare annotation is: (let ((.cse1 (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|))) (let ((.cse0 (= |ULTIMATE.start_main_~#d2~0#1.offset| |ULTIMATE.start_main_~pd~0#1.offset|)) (.cse2 (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1)) (.cse6 (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|))) (.cse7 (= .cse1 4)) (.cse3 (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse4 (= |ULTIMATE.start_main_~#d2~0#1.offset| 0)) (.cse5 (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|))) (or (and .cse0 (= (select (select |#memory_int| |ULTIMATE.start_main_~#d2~0#1.base|) |ULTIMATE.start_main_~#d2~0#1.offset|) 0) (<= 4 .cse1) .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|))) (and .cse2 (not .cse0) .cse6 .cse7 .cse3 .cse4) (and .cse2 .cse6 .cse7 .cse3 .cse4 (not .cse5))))) [2024-12-06 05:46:04,371 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:46:04,371 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (and (= 0 |ULTIMATE.start_main_~pd~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~pd~0#1.base|) 1) (= (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|) 4) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0) (not (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_main_~pd~0#1.base|))) [2024-12-06 05:46:04,371 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:46:04,372 INFO L77 FloydHoareUtils]: At program point L23-4(lines 23 25) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (not |ULTIMATE.start_main_#t~short6#1|) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-12-06 05:46:04,372 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:46:04,372 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 31) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 05:46:04,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK(lines 13 31) no Hoare annotation was computed. [2024-12-06 05:46:04,372 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-12-06 05:46:04,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:46:04,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:46:04,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 05:46:04,372 INFO L77 FloydHoareUtils]: At program point L18(lines 18 22) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1) (or (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|) (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|)) (= |ULTIMATE.start_main_~#d1~0#1.offset| |ULTIMATE.start_main_~pd~0#1.offset|) (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~pd~0#1.base|) 1) (= |ULTIMATE.start_main_~#d1~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|) 4) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0) (< 3 (select |#length| |ULTIMATE.start_main_~pd~0#1.base|))) [2024-12-06 05:46:04,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-12-06 05:46:04,378 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 05:46:04,379 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 05:46:04,380 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#d2~0!base [2024-12-06 05:46:04,381 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#d1~0!base [2024-12-06 05:46:04,381 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~short6 [2024-12-06 05:46:04,381 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-06 05:46:04,381 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 05:46:04,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:46:04 ImpRootNode [2024-12-06 05:46:04,382 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:46:04,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:46:04,383 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:46:04,383 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:46:04,383 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:45:51" (3/4) ... [2024-12-06 05:46:04,384 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:46:04,389 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-12-06 05:46:04,389 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 05:46:04,389 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:46:04,389 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:46:04,450 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:46:04,451 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:46:04,451 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:46:04,452 INFO L158 Benchmark]: Toolchain (without parser) took 13261.23ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 81.6MB in the end (delta: 35.7MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-12-06 05:46:04,452 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:46:04,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.97ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.5MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:46:04,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.11ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:46:04,453 INFO L158 Benchmark]: Boogie Preprocessor took 13.84ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.6MB in the end (delta: 810.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:46:04,453 INFO L158 Benchmark]: RCFGBuilder took 245.04ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 92.1MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:46:04,453 INFO L158 Benchmark]: CodeCheck took 12725.50ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 86.3MB in the end (delta: 5.8MB). Peak memory consumption was 676.1kB. Max. memory is 16.1GB. [2024-12-06 05:46:04,454 INFO L158 Benchmark]: Witness Printer took 68.45ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 81.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:46:04,455 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, 19 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 760 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 663 mSDsluCounter, 219 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 114 mSDsCounter, 536 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2705 IncrementalHoareTripleChecker+Invalid, 3241 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 536 mSolverCounterUnsat, 105 mSDtfsCounter, 2705 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1015 GetRequests, 803 SyntacticMatches, 8 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17693 ImplicationChecksByTransitivity, 10.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 87 ConstructedInterpolants, 0 QuantifiedInterpolants, 750 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 13]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.97ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.5MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.11ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.84ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.6MB in the end (delta: 810.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 245.04ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 92.1MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12725.50ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 86.3MB in the end (delta: 5.8MB). Peak memory consumption was 676.1kB. Max. memory is 16.1GB. * Witness Printer took 68.45ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 81.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#d2~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#d1~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~short6 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 RESULT: Ultimate proved your program to be correct! [2024-12-06 05:46:04,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67635913-1d3d-42d3-9e6d-e8c465289f22/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