./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:03:41,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:03:41,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:03:41,147 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:03:41,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:03:41,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:03:41,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:03:41,179 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:03:41,179 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:03:41,180 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:03:41,180 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:03:41,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:03:41,180 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:03:41,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:03:41,181 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:03:41,181 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:03:41,181 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:03:41,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:03:41,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:03:41,182 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:03:41,182 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:03:41,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:03:41,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:03:41,182 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:03:41,183 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:03:41,183 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:03:41,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:03:41,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:03:41,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:03:41,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:03:41,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:03:41,184 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:03:41,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:03:41,184 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb [2024-11-13 22:03:41,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:03:41,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:03:41,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:03:41,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:03:41,681 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:03:41,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/forester-heap/sll-buckets-2.i Unable to find full path for "g++" [2024-11-13 22:03:44,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:03:44,547 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:03:44,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2024-11-13 22:03:44,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/data/91d8852cf/03a6860503464122bd0585bd2e38d770/FLAGe41bb3d20 [2024-11-13 22:03:44,751 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/data/91d8852cf/03a6860503464122bd0585bd2e38d770 [2024-11-13 22:03:44,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:03:44,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:03:44,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:03:44,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:03:44,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:03:44,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:03:44" (1/1) ... [2024-11-13 22:03:44,771 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5977e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:44, skipping insertion in model container [2024-11-13 22:03:44,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:03:44" (1/1) ... [2024-11-13 22:03:44,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:03:45,331 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2024-11-13 22:03:45,337 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2024-11-13 22:03:45,339 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2024-11-13 22:03:45,346 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2024-11-13 22:03:45,348 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2024-11-13 22:03:45,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:03:45,366 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:03:45,434 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2024-11-13 22:03:45,436 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2024-11-13 22:03:45,438 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2024-11-13 22:03:45,443 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2024-11-13 22:03:45,444 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2024-11-13 22:03:45,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:03:45,476 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:03:45,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45 WrapperNode [2024-11-13 22:03:45,477 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:03:45,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:03:45,478 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:03:45,478 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:03:45,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,560 INFO L138 Inliner]: procedures = 119, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 145 [2024-11-13 22:03:45,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:03:45,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:03:45,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:03:45,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:03:45,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:03:45,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:03:45,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:03:45,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:03:45,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:45" (1/1) ... [2024-11-13 22:03:45,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:03:45,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:03:45,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:03:45,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:03:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:03:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:03:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:03:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:03:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 22:03:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:03:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:03:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:03:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:03:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:03:45,891 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:03:45,893 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:03:46,411 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 22:03:46,411 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:03:46,555 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:03:46,556 INFO L316 CfgBuilder]: Removed 15 assume(true) statements. [2024-11-13 22:03:46,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:46 BoogieIcfgContainer [2024-11-13 22:03:46,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:03:46,560 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:03:46,560 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:03:46,575 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:03:46,576 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:46" (1/1) ... [2024-11-13 22:03:46,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:03:46,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2024-11-13 22:03:46,659 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2024-11-13 22:03:46,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:03:46,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:46,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-11-13 22:03:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-11-13 22:03:47,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:03:47,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:47,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:47,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:47,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2024-11-13 22:03:47,670 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2024-11-13 22:03:47,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:03:47,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:47,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:47,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:47,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:47,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2024-11-13 22:03:47,934 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2024-11-13 22:03:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:03:47,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:47,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:48,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:49,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:49,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2024-11-13 22:03:49,167 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2024-11-13 22:03:49,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:03:49,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:49,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:49,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2024-11-13 22:03:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2024-11-13 22:03:49,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:03:49,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:49,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:49,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2024-11-13 22:03:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2024-11-13 22:03:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:03:49,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:49,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:49,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:50,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2024-11-13 22:03:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2024-11-13 22:03:50,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:03:50,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:50,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:51,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2024-11-13 22:03:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2024-11-13 22:03:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:03:54,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:54,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:55,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:56,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:56,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 75 states and 124 transitions. [2024-11-13 22:03:56,986 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 124 transitions. [2024-11-13 22:03:56,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:03:56,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:56,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:03:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 139 transitions. [2024-11-13 22:03:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 139 transitions. [2024-11-13 22:03:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:03:58,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:00,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:04:05,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:05,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 94 states and 171 transitions. [2024-11-13 22:04:05,373 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 171 transitions. [2024-11-13 22:04:05,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:04:05,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:05,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:07,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:04:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 102 states and 191 transitions. [2024-11-13 22:04:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 191 transitions. [2024-11-13 22:04:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:04:12,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:12,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:04:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 102 states and 190 transitions. [2024-11-13 22:04:12,299 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 190 transitions. [2024-11-13 22:04:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:04:12,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:12,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:12,368 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:04:13,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:13,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 104 states and 195 transitions. [2024-11-13 22:04:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 195 transitions. [2024-11-13 22:04:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:04:13,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:13,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:04:13,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 107 states and 198 transitions. [2024-11-13 22:04:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 198 transitions. [2024-11-13 22:04:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:04:13,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:13,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:14,247 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:14,670 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 16 iterations. [2024-11-13 22:04:14,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:04:14 ImpRootNode [2024-11-13 22:04:14,702 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:04:14,702 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:04:14,703 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:04:14,703 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:04:14,704 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:46" (3/4) ... [2024-11-13 22:04:14,705 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:04:14,760 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:04:14,763 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:04:14,764 INFO L158 Benchmark]: Toolchain (without parser) took 30007.59ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 90.2MB in the beginning and 216.3MB in the end (delta: -126.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2024-11-13 22:04:14,764 INFO L158 Benchmark]: CDTParser took 2.10ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:14,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 718.95ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 72.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:04:14,767 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.26ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:14,768 INFO L158 Benchmark]: Boogie Preprocessor took 73.71ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 68.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:14,768 INFO L158 Benchmark]: RCFGBuilder took 918.42ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 46.8MB in the end (delta: 21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:04:14,768 INFO L158 Benchmark]: CodeCheck took 28141.54ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 46.8MB in the beginning and 218.9MB in the end (delta: -172.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-13 22:04:14,768 INFO L158 Benchmark]: Witness Printer took 60.65ms. Allocated memory is still 302.0MB. Free memory was 218.9MB in the beginning and 216.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:14,771 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, 37 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 28.1s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1759 SdHoareTripleChecker+Valid, 10.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 784 mSDsluCounter, 1470 SdHoareTripleChecker+Invalid, 9.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1021 mSDsCounter, 519 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2426 IncrementalHoareTripleChecker+Invalid, 2945 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 519 mSolverCounterUnsat, 449 mSDtfsCounter, 2426 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1964 GetRequests, 1767 SyntacticMatches, 11 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13045 ImplicationChecksByTransitivity, 19.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 224 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 188 ConstructedInterpolants, 0 QuantifiedInterpolants, 2564 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 7 PerfectInterpolantSequences, 19/45 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: 1061]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1004] BCK* bucket = malloc(sizeof(BCK)); [L1005] bucket->data = 0 [L1006] bucket->list = ((void*)0) [L1008] bucket->next = malloc(sizeof(BCK)) [L1009] EXPR bucket->next [L1009] BCK* bcki = bucket->next; [L1010] bcki->data = 1 [L1011] bcki->list = ((void*)0) [L1013] bcki->next = malloc(sizeof(BCK)) [L1014] EXPR bcki->next [L1014] bcki = bcki->next [L1015] bcki->data = 2 [L1016] bcki->list = ((void*)0) [L1017] bcki->next = ((void*)0) [L1019] struct TSLL* item = ((void*)0); [L1020] struct TSLL* itr = ((void*)0); VAL [bucket={22512:0}] [L1021] COND TRUE __VERIFIER_nondet_int() [L1023] item = malloc(sizeof(SLL)) [L1024] item->next = ((void*)0) [L1025] COND TRUE __VERIFIER_nondet_int() [L1026] item->data = 0 [L1032] bcki = bucket VAL [bcki={22512:0}, bucket={22512:0}, item={-2:0}] [L1034] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={22512:0}, bucket={22512:0}, item={-2:0}] [L1035] COND FALSE !(!(item != ((void*)0))) VAL [bcki={22512:0}, bucket={22512:0}, item={-2:0}] [L1036] EXPR bcki->data [L1036] EXPR item->data VAL [bcki={22512:0}, bucket={22512:0}, item={-2:0}] [L1036] COND FALSE !(bcki->data != item->data) [L1038] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={22512:0}, bucket={22512:0}, item={-2:0}] [L1040] EXPR bcki->list VAL [bcki={22512:0}, bucket={22512:0}, item={-2:0}] [L1040] COND TRUE bcki->list == ((void*)0) [L1041] bcki->list = item VAL [bucket={22512:0}] [L1021] COND FALSE !(__VERIFIER_nondet_int()) [L1052] bcki = bucket VAL [bcki={22512:0}] [L1053] COND TRUE bcki != ((void*)0) [L1055] EXPR bcki->list [L1055] item = bcki->list [L1056] bcki->list = ((void*)0) VAL [bcki={22512:0}, item={-2:0}] [L1057] COND TRUE item != ((void*)0) [L1059] itr = item [L1060] EXPR item->next [L1060] item = item->next [L1061] EXPR itr->data [L1061] EXPR bcki->data VAL [bcki={22512:0}, item={0:0}, itr={-2:0}] [L1061] COND TRUE !(itr->data != bcki->data) [L1061] reach_error() VAL [bcki={22512:0}, item={0:0}, itr={-2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 718.95ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 72.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.26ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.71ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 68.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 918.42ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 46.8MB in the end (delta: 21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 28141.54ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 46.8MB in the beginning and 218.9MB in the end (delta: -172.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Witness Printer took 60.65ms. Allocated memory is still 302.0MB. Free memory was 218.9MB in the beginning and 216.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 22:04:14,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2880a3b1-b881-4b20-950e-b7a9192bddf7/bin/ukojak-verify-EEHR8qb7sm/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