./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/freeAlloca.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/freeAlloca.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk --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 cb3174b12ccafcfa2421015218ce7e009c2319e912e783d4246aed1266b2586b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:23:31,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:23:31,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 22:23:31,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:23:31,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:23:31,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:23:31,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:23:31,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:23:31,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:23:31,757 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:23:31,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:23:31,758 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:23:31,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:23:31,762 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:23:31,763 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:23:31,764 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:23:31,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:23:31,764 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:23:31,765 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:23:31,765 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:23:31,766 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:23:31,771 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:23:31,771 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:23:31,771 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:23:31,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:23:31,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:31,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:23:31,773 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:23:31,773 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:23:31,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:23:31,776 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_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb3174b12ccafcfa2421015218ce7e009c2319e912e783d4246aed1266b2586b [2024-11-08 22:23:32,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:23:32,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:23:32,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:23:32,258 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:23:32,259 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:23:32,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/memsafety-ext3/freeAlloca.c Unable to find full path for "g++" [2024-11-08 22:23:34,635 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:23:34,890 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:23:34,891 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/sv-benchmarks/c/memsafety-ext3/freeAlloca.c [2024-11-08 22:23:34,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/data/a461cf182/77078b4e9dd34046896d0b2d1dee918b/FLAGbc8e1d360 [2024-11-08 22:23:35,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/data/a461cf182/77078b4e9dd34046896d0b2d1dee918b [2024-11-08 22:23:35,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:23:35,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:23:35,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:35,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:23:35,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:23:35,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1edda041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35, skipping insertion in model container [2024-11-08 22:23:35,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,273 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:23:35,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:35,553 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:23:35,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:35,590 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:23:35,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35 WrapperNode [2024-11-08 22:23:35,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:35,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:35,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:23:35,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:23:35,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,633 INFO L138 Inliner]: procedures = 10, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2024-11-08 22:23:35,633 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:35,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:23:35,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:23:35,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:23:35,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:23:35,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:23:35,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:23:35,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:23:35,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:35" (1/1) ... [2024-11-08 22:23:35,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:35,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:23:35,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:23:35,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:23:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:23:35,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:23:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:23:35,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:23:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:23:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:23:35,842 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:23:35,845 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:23:36,077 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:23:36,078 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:23:36,112 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:23:36,113 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:23:36,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:36 BoogieIcfgContainer [2024-11-08 22:23:36,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:23:36,115 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:23:36,116 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:23:36,128 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:23:36,129 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:36" (1/1) ... [2024-11-08 22:23:36,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:23:36,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-11-08 22:23:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-08 22:23:36,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:23:36,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:36,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2024-11-08 22:23:36,466 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-08 22:23:36,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:23:36,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:36,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2024-11-08 22:23:36,768 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2024-11-08 22:23:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:23:36,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:36,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:37,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2024-11-08 22:23:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2024-11-08 22:23:37,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:23:37,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:37,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:37,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-11-08 22:23:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-11-08 22:23:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:23:37,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:37,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:37,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:37,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2024-11-08 22:23:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2024-11-08 22:23:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:23:37,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:37,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:39,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:39,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2024-11-08 22:23:39,098 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2024-11-08 22:23:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:23:39,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:39,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:39,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:23:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-08 22:23:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-08 22:23:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:23:39,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:39,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:23:39,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:39,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-08 22:23:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-08 22:23:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:23:39,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:39,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:40,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:40,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-11-08 22:23:40,442 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-11-08 22:23:40,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:23:40,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:40,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:40,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:41,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-11-08 22:23:41,090 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-11-08 22:23:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:23:41,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:41,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:41,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:41,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-11-08 22:23:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-11-08 22:23:41,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:23:41,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:41,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:41,934 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:42,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2024-11-08 22:23:42,498 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-08 22:23:42,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:23:42,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:42,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:42,648 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:43,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2024-11-08 22:23:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2024-11-08 22:23:43,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:23:43,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:43,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:43,501 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2024-11-08 22:23:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2024-11-08 22:23:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:23:44,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:44,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2024-11-08 22:23:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2024-11-08 22:23:45,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:23:45,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:45,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:45,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:45,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2024-11-08 22:23:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2024-11-08 22:23:45,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:23:45,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:45,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:46,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-08 22:23:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2024-11-08 22:23:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2024-11-08 22:23:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:23:50,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:50,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:50,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:23:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:51,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:23:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:51,243 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 18 iterations. [2024-11-08 22:23:51,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:23:51 ImpRootNode [2024-11-08 22:23:51,293 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:23:51,293 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:23:51,294 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:23:51,294 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:23:51,295 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:36" (3/4) ... [2024-11-08 22:23:51,296 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:23:51,379 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:23:51,379 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:23:51,380 INFO L158 Benchmark]: Toolchain (without parser) took 16149.30ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 147.8MB in the beginning and 152.0MB in the end (delta: -4.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2024-11-08 22:23:51,380 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 123.7MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:51,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.60ms. Allocated memory is still 176.2MB. Free memory was 147.6MB in the beginning and 139.1MB in the end (delta: 8.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-11-08 22:23:51,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.55ms. Allocated memory is still 176.2MB. Free memory was 139.1MB in the beginning and 137.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:51,382 INFO L158 Benchmark]: Boogie Preprocessor took 30.99ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 136.9MB in the end (delta: 852.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:51,382 INFO L158 Benchmark]: RCFGBuilder took 448.08ms. Allocated memory is still 176.2MB. Free memory was 136.1MB in the beginning and 141.1MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:23:51,383 INFO L158 Benchmark]: CodeCheck took 15177.61ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 141.1MB in the beginning and 154.1MB in the end (delta: -13.1MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2024-11-08 22:23:51,387 INFO L158 Benchmark]: Witness Printer took 85.62ms. Allocated memory is still 211.8MB. Free memory was 154.1MB in the beginning and 152.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:51,390 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, 21 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 15.1s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 886 SdHoareTripleChecker+Valid, 6.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 686 mSDsluCounter, 394 SdHoareTripleChecker+Invalid, 5.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 148 mSDsCounter, 572 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2095 IncrementalHoareTripleChecker+Invalid, 2667 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 572 mSolverCounterUnsat, 246 mSDtfsCounter, 2095 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2033 GetRequests, 1745 SyntacticMatches, 114 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12772 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 317 NumberOfCodeBlocks, 317 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 953 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 156/564 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 - CounterExampleResult [Line: 14]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L7] char *p = alloca(10 * sizeof(char)); [L9] int i = 0; VAL [i=0, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=0, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=1, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=1, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=2, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=2, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=3, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=3, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=4, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=4, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=5, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=5, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=6, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=6, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=7, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=7, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=8, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=8, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=9, p={29503:0}] [L9] COND FALSE !(i < 10) VAL [i=9, p={29503:0}] [L9] COND TRUE i < 10 [L10] p[i] = __VERIFIER_nondet_char() [L9] i++ VAL [i=10, p={29503:0}] [L9] COND TRUE i < 10 VAL [p={29503:0}] [L13] EXPR p[2] VAL [p={29503:0}] [L13] COND TRUE p[2] == 'a' [L14] free(p) [L14] free(p) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 123.7MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.60ms. Allocated memory is still 176.2MB. Free memory was 147.6MB in the beginning and 139.1MB in the end (delta: 8.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.55ms. Allocated memory is still 176.2MB. Free memory was 139.1MB in the beginning and 137.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.99ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 136.9MB in the end (delta: 852.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 448.08ms. Allocated memory is still 176.2MB. Free memory was 136.1MB in the beginning and 141.1MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15177.61ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 141.1MB in the beginning and 154.1MB in the end (delta: -13.1MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Witness Printer took 85.62ms. Allocated memory is still 211.8MB. Free memory was 154.1MB in the beginning and 152.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 22:23:51,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a7f5e8d-5b6d-4112-a4a5-a8c277471aed/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free)