./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcpy_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcpy_reverse_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV --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 64bit --witnessprinter.graph.data.programhash cf36d0c9351c4c2fb1711d3f7c837e0253db9403415afa1c4469ec7ba9a72414 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:05,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:05,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-11 23:54:05,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:05,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:05,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:05,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:05,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:05,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:05,291 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:05,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:05,292 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:54:05,293 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:54:05,295 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:54:05,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:05,296 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:05,296 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:05,297 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:05,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:05,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:05,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:05,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:05,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:05,301 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:05,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:05,302 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_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf36d0c9351c4c2fb1711d3f7c837e0253db9403415afa1c4469ec7ba9a72414 [2023-11-11 23:54:05,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:05,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:05,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:05,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:05,676 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:05,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-15/cstrcpy_reverse_alloca.i [2023-11-11 23:54:08,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:09,154 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:09,155 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/sv-benchmarks/c/termination-15/cstrcpy_reverse_alloca.i [2023-11-11 23:54:09,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/data/c75fd74fa/f2825fd37c8a4742a06041d1848f7a7b/FLAG85f64149c [2023-11-11 23:54:09,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/data/c75fd74fa/f2825fd37c8a4742a06041d1848f7a7b [2023-11-11 23:54:09,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:09,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:09,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:09,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:09,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:09,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cdc019d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09, skipping insertion in model container [2023-11-11 23:54:09,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:09,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:09,738 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:09,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:09,865 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:09,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09 WrapperNode [2023-11-11 23:54:09,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:09,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:09,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:09,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:09,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,924 INFO L138 Inliner]: procedures = 152, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-11-11 23:54:09,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:09,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:09,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:09,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:09,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,961 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,982 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:09,983 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:09,983 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:09,984 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:09,985 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:09" (1/1) ... [2023-11-11 23:54:09,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:10,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:10,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:10,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:10,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:10,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:10,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:10,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:10,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:10,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:10,207 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:10,210 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:10,532 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:10,610 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:10,612 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:54:10,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:10 BoogieIcfgContainer [2023-11-11 23:54:10,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:10,617 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:10,618 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:10,631 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:10,631 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:10" (1/1) ... [2023-11-11 23:54:10,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:10,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-11 23:54:10,714 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-11 23:54:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:54:10,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:10,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:10,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-11 23:54:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-11 23:54:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:54:10,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:10,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:11,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-11 23:54:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-11 23:54:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:54:11,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:11,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-11 23:54:11,958 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-11 23:54:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:54:11,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:11,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:12,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-11 23:54:12,302 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-11 23:54:12,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:54:12,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:12,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:13,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-11 23:54:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-11 23:54:13,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:54:13,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:13,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:13,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-11 23:54:14,798 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-11 23:54:14,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:54:14,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:14,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-11 23:54:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-11 23:54:17,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:17,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:20,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-11-11 23:54:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-11 23:54:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:20,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:20,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:54:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-11 23:54:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-11 23:54:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:21,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:21,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:26,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-11 23:54:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-11 23:54:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:26,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:32,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-11-11 23:54:32,979 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-11 23:54:32,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:32,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:33,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:34,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-11-11 23:54:34,039 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-11-11 23:54:34,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:54:34,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 34 states and 57 transitions. [2023-11-11 23:54:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2023-11-11 23:54:44,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:44,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:44,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:46,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:51,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2023-11-11 23:54:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2023-11-11 23:54:51,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:54:51,550 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-11 23:54:51,558 INFO L753 CodeCheckObserver]: All specifications hold 7 specifications checked. All of them hold [2023-11-11 23:54:51,708 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-11 23:54:51,712 INFO L560 CodeCheckObserver]: Invariant with dag size 35 [2023-11-11 23:54:51,717 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,718 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,722 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated [2023-11-11 23:54:51,722 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated [2023-11-11 23:54:51,723 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated [2023-11-11 23:54:51,723 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated [2023-11-11 23:54:51,724 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated [2023-11-11 23:54:51,724 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated [2023-11-11 23:54:51,725 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,726 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,726 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated [2023-11-11 23:54:51,726 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated [2023-11-11 23:54:51,727 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated [2023-11-11 23:54:51,727 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated [2023-11-11 23:54:51,728 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated [2023-11-11 23:54:51,728 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated [2023-11-11 23:54:51,728 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-11 23:54:51,729 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,729 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,730 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated [2023-11-11 23:54:51,731 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,731 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,731 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated [2023-11-11 23:54:51,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:54:51 ImpRootNode [2023-11-11 23:54:51,733 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:54:51,734 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:54:51,734 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:54:51,734 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:54:51,735 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:10" (3/4) ... [2023-11-11 23:54:51,739 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:54:51,748 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-11 23:54:51,753 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-11 23:54:51,753 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-11 23:54:51,754 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:54:51,855 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:54:51,856 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:54:51,856 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:54:51,857 INFO L158 Benchmark]: Toolchain (without parser) took 42652.36ms. Allocated memory was 121.6MB in the beginning and 255.9MB in the end (delta: 134.2MB). Free memory was 75.0MB in the beginning and 190.3MB in the end (delta: -115.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-11 23:54:51,857 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:51,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 659.08ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 57.0MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:54:51,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.68ms. Allocated memory is still 121.6MB. Free memory was 57.0MB in the beginning and 55.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:51,859 INFO L158 Benchmark]: Boogie Preprocessor took 57.08ms. Allocated memory is still 121.6MB. Free memory was 55.3MB in the beginning and 54.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:51,860 INFO L158 Benchmark]: RCFGBuilder took 632.87ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 53.7MB in the beginning and 115.3MB in the end (delta: -61.6MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-11-11 23:54:51,860 INFO L158 Benchmark]: CodeCheck took 41115.91ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 115.3MB in the beginning and 194.4MB in the end (delta: -79.1MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-11 23:54:51,861 INFO L158 Benchmark]: Witness Printer took 122.46ms. Allocated memory is still 255.9MB. Free memory was 194.4MB in the beginning and 190.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:54:51,863 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, 17 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 40.9s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 265 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 223 mSDsluCounter, 296 SdHoareTripleChecker+Invalid, 4.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 254 mSDsCounter, 536 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1711 IncrementalHoareTripleChecker+Invalid, 2247 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 536 mSolverCounterUnsat, 42 mSDtfsCounter, 1711 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1073 GetRequests, 798 SyntacticMatches, 25 SemanticMatches, 250 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23487 ImplicationChecksByTransitivity, 35.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 9.5s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 94 ConstructedInterpolants, 0 QuantifiedInterpolants, 972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 4/36 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: 372]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 368]: Loop Invariant [2023-11-11 23:54:51,869 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,869 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,869 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated [2023-11-11 23:54:51,870 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated [2023-11-11 23:54:51,870 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated [2023-11-11 23:54:51,870 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated [2023-11-11 23:54:51,870 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated [2023-11-11 23:54:51,871 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated [2023-11-11 23:54:51,872 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,872 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,872 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated [2023-11-11 23:54:51,872 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated [2023-11-11 23:54:51,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated [2023-11-11 23:54:51,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated [2023-11-11 23:54:51,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated [2023-11-11 23:54:51,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated Derived loop invariant: NULL - InvariantResult [Line: 368]: Loop Invariant [2023-11-11 23:54:51,874 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,874 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,874 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated [2023-11-11 23:54:51,875 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated [2023-11-11 23:54:51,875 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated [2023-11-11 23:54:51,875 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated Derived loop invariant: NULL * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 659.08ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 57.0MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.68ms. Allocated memory is still 121.6MB. Free memory was 57.0MB in the beginning and 55.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.08ms. Allocated memory is still 121.6MB. Free memory was 55.3MB in the beginning and 54.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 632.87ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 53.7MB in the beginning and 115.3MB in the end (delta: -61.6MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * CodeCheck took 41115.91ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 115.3MB in the beginning and 194.4MB in the end (delta: -79.1MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Witness Printer took 122.46ms. Allocated memory is still 255.9MB. Free memory was 194.4MB in the beginning and 190.3MB 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: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~src~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~src~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~dst~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc210!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc211!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc210!base := 0][#t~malloc211!base := 0] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-11 23:54:51,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bd79b9-a24d-425f-90e2-8f8ecf006f86/bin/ukojak-verify-0OAaufAVZV/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