./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/nested_structure-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-02 21:15:52,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:15:52,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 21:15:52,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:15:52,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:15:52,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:15:52,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:15:52,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:15:52,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:15:52,914 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:15:52,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:15:52,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:15:52,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:15:52,916 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:15:52,916 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:15:52,917 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:15:52,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:15:52,918 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:15:52,918 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:15:52,919 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:15:52,920 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:15:52,920 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:15:52,921 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:15:52,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:15:52,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:15:52,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:15:52,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:15:52,923 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:15:52,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:15:52,924 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_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea326fa3b3c9fd831a506f8385a58b98f853e8c897ae4643e624e28b471a415c [2023-12-02 21:15:53,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:15:53,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:15:53,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:15:53,183 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:15:53,184 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:15:53,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-regression/nested_structure-2.i [2023-12-02 21:15:55,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:15:56,139 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:15:56,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/sv-benchmarks/c/ldv-regression/nested_structure-2.i [2023-12-02 21:15:56,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/data/a74942b52/85f9a5e50d384742b23c14a97e05ea52/FLAGedbee7d3d [2023-12-02 21:15:56,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/data/a74942b52/85f9a5e50d384742b23c14a97e05ea52 [2023-12-02 21:15:56,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:15:56,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:15:56,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:15:56,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:15:56,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:15:56,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714023fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56, skipping insertion in model container [2023-12-02 21:15:56,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,210 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:15:56,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:15:56,375 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:15:56,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:15:56,405 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:15:56,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56 WrapperNode [2023-12-02 21:15:56,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:15:56,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:15:56,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:15:56,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:15:56,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,437 INFO L138 Inliner]: procedures = 18, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2023-12-02 21:15:56,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:15:56,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:15:56,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:15:56,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:15:56,445 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:15:56,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:15:56,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:15:56,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:15:56,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:15:56,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:15:56,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:15:56,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:15:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:15:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 21:15:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:15:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:15:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:15:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:15:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:15:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:15:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:15:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:15:56,608 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:15:56,611 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:15:56,767 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:15:56,796 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:15:56,796 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:15:56,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:56 BoogieIcfgContainer [2023-12-02 21:15:56,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:15:56,799 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:15:56,799 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:15:56,809 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:15:56,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:15:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2023-12-02 21:15:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2023-12-02 21:15:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:15:56,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:56,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:15:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:15:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:15:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2023-12-02 21:15:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2023-12-02 21:15:57,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:15:57,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:57,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:15:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:15:57,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:15:57,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:57,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2023-12-02 21:15:57,328 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-12-02 21:15:57,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:15:57,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:57,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:15:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:15:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:15:57,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:57,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2023-12-02 21:15:57,621 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2023-12-02 21:15:57,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:15:57,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:57,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:15:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:15:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:15:58,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:58,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2023-12-02 21:15:58,191 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2023-12-02 21:15:58,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:15:58,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:58,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:15:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:15:58,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:15:59,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:59,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2023-12-02 21:15:59,033 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2023-12-02 21:15:59,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:15:59,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:59,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:15:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:15:59,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:00,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:00,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2023-12-02 21:16:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2023-12-02 21:16:00,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:16:00,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:00,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:00,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:00,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2023-12-02 21:16:00,847 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-12-02 21:16:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:16:00,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:00,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:01,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-12-02 21:16:01,492 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-12-02 21:16:01,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:16:01,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:01,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:01,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2023-12-02 21:16:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-12-02 21:16:03,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:16:03,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:03,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-12-02 21:16:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-12-02 21:16:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:16:05,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:05,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:10,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:10,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2023-12-02 21:16:10,125 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2023-12-02 21:16:10,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:16:10,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:10,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-12-02 21:16:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-12-02 21:16:14,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:16:14,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:14,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:14,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2023-12-02 21:16:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2023-12-02 21:16:19,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:16:19,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:16:19,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:16:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:16:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:16:24,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:16:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2023-12-02 21:16:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2023-12-02 21:16:24,009 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:16:24,009 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-12-02 21:16:24,015 INFO L751 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2023-12-02 21:16:24,195 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-02 21:16:24,198 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2023-12-02 21:16:24,199 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#im~0 [2023-12-02 21:16:24,200 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#good~0 [2023-12-02 21:16:24,202 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[~#im~0!base := 0][~#good~0!base := 0][~#inner~0!base := 0] could not be translated [2023-12-02 21:16:24,202 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#inner~0 [2023-12-02 21:16:24,203 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#good~0 [2023-12-02 21:16:24,203 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#inner~0 [2023-12-02 21:16:24,203 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~#im~0 [2023-12-02 21:16:24,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:16:24 ImpRootNode [2023-12-02 21:16:24,203 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:16:24,204 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:16:24,204 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:16:24,204 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:16:24,204 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:56" (3/4) ... [2023-12-02 21:16:24,206 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:16:24,211 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-12-02 21:16:24,211 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-02 21:16:24,211 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 21:16:24,211 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:16:24,292 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:16:24,292 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:16:24,293 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:16:24,294 INFO L158 Benchmark]: Toolchain (without parser) took 28126.20ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 109.3MB in the beginning and 161.8MB in the end (delta: -52.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:24,294 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:16:24,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.94ms. Allocated memory is still 151.0MB. Free memory was 109.3MB in the beginning and 115.9MB in the end (delta: -6.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:24,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.37ms. Allocated memory is still 151.0MB. Free memory was 115.9MB in the beginning and 114.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:24,296 INFO L158 Benchmark]: Boogie Preprocessor took 21.76ms. Allocated memory is still 151.0MB. Free memory was 114.3MB in the beginning and 112.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:24,296 INFO L158 Benchmark]: RCFGBuilder took 337.26ms. Allocated memory is still 151.0MB. Free memory was 112.7MB in the beginning and 98.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:16:24,297 INFO L158 Benchmark]: CodeCheck took 27404.41ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 98.6MB in the beginning and 165.9MB in the end (delta: -67.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-12-02 21:16:24,297 INFO L158 Benchmark]: Witness Printer took 89.23ms. Allocated memory is still 220.2MB. Free memory was 165.9MB in the beginning and 161.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:16:24,300 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: 27.2s, 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, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 145 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 2.9s 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, 24.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 1367 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 0.22ms. Allocated memory is still 109.1MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.94ms. Allocated memory is still 151.0MB. Free memory was 109.3MB in the beginning and 115.9MB in the end (delta: -6.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.37ms. Allocated memory is still 151.0MB. Free memory was 115.9MB in the beginning and 114.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.76ms. Allocated memory is still 151.0MB. Free memory was 114.3MB in the beginning and 112.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 337.26ms. Allocated memory is still 151.0MB. Free memory was 112.7MB in the beginning and 98.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 27404.41ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 98.6MB in the beginning and 165.9MB in the end (delta: -67.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Witness Printer took 89.23ms. Allocated memory is still 220.2MB. Free memory was 165.9MB in the beginning and 161.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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! [2023-12-02 21:16:24,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21aaa99-1170-446d-a76d-156a8d1c28aa/bin/ukojak-verify-Qdu7aM0XO9/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