./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/nested_structure-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/nested_structure-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL --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 ea326fa3b3c9fd831a506f8385a58b98f853e8c897ae4643e624e28b471a415c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:04:46,880 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:04:47,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:04:47,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:04:47,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:04:47,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:04:47,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:04:47,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:04:47,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:04:47,074 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:04:47,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:04:47,076 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:04:47,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:04:47,078 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:04:47,078 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:04:47,079 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:04:47,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:04:47,080 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:04:47,080 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:04:47,080 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:04:47,081 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:04:47,081 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:04:47,082 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:04:47,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:04:47,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:47,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:04:47,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:04:47,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:04:47,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:04:47,085 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea326fa3b3c9fd831a506f8385a58b98f853e8c897ae4643e624e28b471a415c [2023-11-19 03:04:47,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:04:47,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:04:47,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:04:47,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:04:47,415 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:04:47,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-regression/nested_structure-2.i [2023-11-19 03:04:50,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:04:50,572 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:04:50,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/sv-benchmarks/c/ldv-regression/nested_structure-2.i [2023-11-19 03:04:50,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/data/4681806d2/9f349a0300964a6bba03db9ec944b710/FLAG9f1da9f6c [2023-11-19 03:04:50,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/data/4681806d2/9f349a0300964a6bba03db9ec944b710 [2023-11-19 03:04:50,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:04:50,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:04:50,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:50,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:04:50,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:04:50,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc19bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50, skipping insertion in model container [2023-11-19 03:04:50,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:04:50,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:50,815 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:04:50,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:50,855 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:04:50,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50 WrapperNode [2023-11-19 03:04:50,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:50,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:50,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:04:50,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:04:50,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,892 INFO L138 Inliner]: procedures = 18, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2023-11-19 03:04:50,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:50,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:04:50,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:04:50,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:04:50,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:04:50,928 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:04:50,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:04:50,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:04:50,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:50,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:04:50,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:04:50,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:04:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:04:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:04:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:04:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:04:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:04:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:04:51,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:04:51,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:04:51,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:04:51,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:04:51,077 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:04:51,079 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:04:51,318 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:04:51,367 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:04:51,374 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:04:51,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:51 BoogieIcfgContainer [2023-11-19 03:04:51,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:04:51,382 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:04:51,382 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:04:51,390 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:04:51,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:04:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:51,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2023-11-19 03:04:51,452 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2023-11-19 03:04:51,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:04:51,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:51,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:51,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:51,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2023-11-19 03:04:51,720 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2023-11-19 03:04:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:04:51,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:51,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:51,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2023-11-19 03:04:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-11-19 03:04:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:04:52,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:52,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:52,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:52,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2023-11-19 03:04:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2023-11-19 03:04:52,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:04:52,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:52,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:53,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2023-11-19 03:04:53,128 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2023-11-19 03:04:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:04:53,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:53,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:54,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2023-11-19 03:04:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2023-11-19 03:04:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:04:54,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:54,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:54,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:55,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:55,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2023-11-19 03:04:55,597 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2023-11-19 03:04:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:04:55,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:55,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:56,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2023-11-19 03:04:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-11-19 03:04:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:04:56,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:56,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:56,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:56,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-19 03:04:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-19 03:04:56,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:04:56,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:56,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:57,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:58,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2023-11-19 03:04:58,787 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-19 03:04:58,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:04:58,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:58,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:59,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-19 03:05:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-19 03:05:02,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:05:02,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:02,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:03,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2023-11-19 03:05:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2023-11-19 03:05:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:05:06,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:06,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:11,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-19 03:05:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-19 03:05:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:05:11,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:11,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2023-11-19 03:05:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2023-11-19 03:05:17,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:05:17,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:17,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:23,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:23,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2023-11-19 03:05:23,048 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2023-11-19 03:05:23,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:05:23,048 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-19 03:05:23,057 INFO L751 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2023-11-19 03:05:23,230 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:05:23,234 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2023-11-19 03:05:23,236 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#im~0 [2023-11-19 03:05:23,237 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#good~0 [2023-11-19 03:05:23,239 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[~#im~0!base := 0][~#good~0!base := 0][~#inner~0!base := 0] could not be translated [2023-11-19 03:05:23,240 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#inner~0 [2023-11-19 03:05:23,240 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#good~0 [2023-11-19 03:05:23,240 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#inner~0 [2023-11-19 03:05:23,241 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#im~0 [2023-11-19 03:05:23,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:05:23 ImpRootNode [2023-11-19 03:05:23,241 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:05:23,242 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:05:23,242 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:05:23,242 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:05:23,243 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:51" (3/4) ... [2023-11-19 03:05:23,245 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:05:23,253 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-19 03:05:23,253 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 03:05:23,253 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:05:23,254 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:05:23,349 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:05:23,350 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:05:23,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:05:23,351 INFO L158 Benchmark]: Toolchain (without parser) took 32748.54ms. Allocated memory was 138.4MB in the beginning and 302.0MB in the end (delta: 163.6MB). Free memory was 98.7MB in the beginning and 140.7MB in the end (delta: -42.0MB). Peak memory consumption was 124.5MB. Max. memory is 16.1GB. [2023-11-19 03:05:23,351 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:05:23,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.87ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 88.0MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:05:23,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.10ms. Allocated memory is still 138.4MB. Free memory was 88.0MB in the beginning and 86.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:05:23,353 INFO L158 Benchmark]: Boogie Preprocessor took 34.19ms. Allocated memory is still 138.4MB. Free memory was 86.3MB in the beginning and 85.3MB in the end (delta: 949.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:05:23,353 INFO L158 Benchmark]: RCFGBuilder took 451.45ms. Allocated memory is still 138.4MB. Free memory was 85.3MB in the beginning and 70.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:05:23,354 INFO L158 Benchmark]: CodeCheck took 31859.93ms. Allocated memory was 138.4MB in the beginning and 302.0MB in the end (delta: 163.6MB). Free memory was 70.7MB in the beginning and 146.0MB in the end (delta: -75.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2023-11-19 03:05:23,354 INFO L158 Benchmark]: Witness Printer took 107.95ms. Allocated memory is still 302.0MB. Free memory was 146.0MB in the beginning and 140.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:05:23,357 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, 28 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 31.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 159 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 145 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 474 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1599 IncrementalHoareTripleChecker+Invalid, 2073 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 474 mSolverCounterUnsat, 6 mSDtfsCounter, 1599 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 656 GetRequests, 406 SyntacticMatches, 8 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20520 ImplicationChecksByTransitivity, 27.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 1381 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 12]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 38]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.87ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 88.0MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.10ms. Allocated memory is still 138.4MB. Free memory was 88.0MB in the beginning and 86.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.19ms. Allocated memory is still 138.4MB. Free memory was 86.3MB in the beginning and 85.3MB in the end (delta: 949.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 451.45ms. Allocated memory is still 138.4MB. Free memory was 85.3MB in the beginning and 70.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 31859.93ms. Allocated memory was 138.4MB in the beginning and 302.0MB in the end (delta: 163.6MB). Free memory was 70.7MB in the beginning and 146.0MB in the end (delta: -75.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * Witness Printer took 107.95ms. Allocated memory is still 302.0MB. Free memory was 146.0MB in the beginning and 140.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~#im~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~#good~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[~#im~0!base := 0][~#good~0!base := 0][~#inner~0!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~#inner~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~#good~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~#inner~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~#im~0 RESULT: Ultimate proved your program to be correct! [2023-11-19 03:05:23,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5f8258-faf9-4449-9f72-797db0176c1f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE