./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL --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 5dc86f6ccc49efa466c40ecfaf02fc621e42a3eb275044534af963c5345cf993 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:43,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:43,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:07:43,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:07:43,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:07:43,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:43,662 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:43,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:43,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:43,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:43,670 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:43,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:43,671 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:43,673 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:07:43,674 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:43,674 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:43,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:43,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:43,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:43,676 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:43,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:43,677 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:43,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:43,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:43,678 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:43,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:43,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:43,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:43,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:43,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:43,681 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:07:43,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:07:43,682 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:43,682 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_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc86f6ccc49efa466c40ecfaf02fc621e42a3eb275044534af963c5345cf993 [2023-11-19 03:07:44,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:44,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:44,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:44,044 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:44,045 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:44,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i [2023-11-19 03:07:47,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:47,315 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:47,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i [2023-11-19 03:07:47,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data/046428967/34628cea58ba4872848aae7af0e12d74/FLAG8f5eb954f [2023-11-19 03:07:47,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data/046428967/34628cea58ba4872848aae7af0e12d74 [2023-11-19 03:07:47,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:47,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:47,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:47,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:47,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:47,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35dc8e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47, skipping insertion in model container [2023-11-19 03:07:47,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:47,505 WARN L240 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_354f97b8-2902-495b-ba40-fe1cffd22b70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i[915,928] [2023-11-19 03:07:47,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:47,543 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:47,557 WARN L240 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_354f97b8-2902-495b-ba40-fe1cffd22b70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i[915,928] [2023-11-19 03:07:47,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:47,593 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:47,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47 WrapperNode [2023-11-19 03:07:47,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:47,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:47,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:47,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:47,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,671 INFO L138 Inliner]: procedures = 26, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 71 [2023-11-19 03:07:47,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:47,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:47,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:47,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:47,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,687 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:47,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:47,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:47,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:47,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:47,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:47,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:47,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:07:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:07:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:07:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:47,866 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:47,868 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:48,055 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:48,140 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:48,140 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:07:48,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:48 BoogieIcfgContainer [2023-11-19 03:07:48,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:48,146 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:48,146 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:48,157 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:48,157 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:07:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-19 03:07:48,225 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-19 03:07:48,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:07:48,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:48,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:07:48,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:07:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:07:48,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:07:48,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:07:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:07:48,661 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:07:48,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:07:48 ImpRootNode [2023-11-19 03:07:48,700 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:07:48,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:07:48,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:07:48,701 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:07:48,702 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:48" (3/4) ... [2023-11-19 03:07:48,704 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:07:48,705 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:07:48,706 INFO L158 Benchmark]: Toolchain (without parser) took 1361.67ms. Allocated memory is still 169.9MB. Free memory was 127.4MB in the beginning and 73.5MB in the end (delta: 53.9MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-19 03:07:48,707 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:48,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.73ms. Allocated memory is still 169.9MB. Free memory was 126.9MB in the beginning and 115.9MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:07:48,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.41ms. Allocated memory is still 169.9MB. Free memory was 115.9MB in the beginning and 114.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:48,710 INFO L158 Benchmark]: Boogie Preprocessor took 34.42ms. Allocated memory is still 169.9MB. Free memory was 114.1MB in the beginning and 112.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:48,711 INFO L158 Benchmark]: RCFGBuilder took 437.47ms. Allocated memory is still 169.9MB. Free memory was 112.8MB in the beginning and 97.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:07:48,712 INFO L158 Benchmark]: CodeCheck took 554.06ms. Allocated memory is still 169.9MB. Free memory was 97.1MB in the beginning and 74.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:48,712 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 169.9MB. Free memory was 74.0MB in the beginning and 73.5MB in the end (delta: 522.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:48,732 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 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 32. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] float var_1_2 = 16.875; [L24] float var_1_3 = 49.5; [L25] signed short int var_1_4 = 25; [L26] signed short int var_1_5 = 256; [L27] signed char var_1_6 = 10; [L28] signed char var_1_7 = 64; [L61] isInitial = 1 [L62] FCALL initially() [L63] COND TRUE 1 [L64] FCALL updateLastVariables() [L65] CALL updateVariables() [L40] var_1_2 = __VERIFIER_nondet_float() [L41] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=99/2, var_1_4=25, var_1_5=256, var_1_6=10, var_1_7=64] [L20] COND FALSE !(!cond) [L41] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=0, var_1_3=99/2, var_1_4=25, var_1_5=256, var_1_6=10, var_1_7=64] [L42] var_1_3 = __VERIFIER_nondet_float() [L43] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=2, var_1_4=25, var_1_5=256, var_1_6=10, var_1_7=64] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=0, var_1_3=2, var_1_4=25, var_1_5=256, var_1_6=10, var_1_7=64] [L44] var_1_4 = __VERIFIER_nondet_short() [L45] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=256, var_1_6=10, var_1_7=64] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=256, var_1_6=10, var_1_7=64] [L46] CALL assume_abort_if_not(var_1_4 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=256, var_1_6=10, var_1_7=64] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_4 <= 32766) VAL [isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=256, var_1_6=10, var_1_7=64] [L47] var_1_5 = __VERIFIER_nondet_short() [L48] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=64] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=64] [L49] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=64] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=64] [L50] var_1_7 = __VERIFIER_nondet_char() [L51] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=0] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=0] [L52] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=0] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, var_1_1=0, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=10, var_1_7=0] [L65] RET updateVariables() [L66] CALL step() [L32] COND TRUE (- var_1_2) <= var_1_3 [L33] var_1_1 = (var_1_4 - var_1_5) [L37] var_1_6 = var_1_7 [L66] RET step() [L67] CALL, EXPR property() [L57-L58] return (((- var_1_2) <= var_1_3) ? (var_1_1 == ((signed short int) (var_1_4 - var_1_5))) : (var_1_1 == ((signed short int) ((100 + 4) - ((((16) < (var_1_5)) ? (16) : (var_1_5))))))) && (var_1_6 == ((signed char) var_1_7)) ; [L67] RET, EXPR property() [L67] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=105, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=0, var_1_7=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=105, var_1_3=2, var_1_4=105, var_1_5=0, var_1_6=0, var_1_7=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.73ms. Allocated memory is still 169.9MB. Free memory was 126.9MB in the beginning and 115.9MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.41ms. Allocated memory is still 169.9MB. Free memory was 115.9MB in the beginning and 114.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.42ms. Allocated memory is still 169.9MB. Free memory was 114.1MB in the beginning and 112.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.47ms. Allocated memory is still 169.9MB. Free memory was 112.8MB in the beginning and 97.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 554.06ms. Allocated memory is still 169.9MB. Free memory was 97.1MB in the beginning and 74.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 169.9MB. Free memory was 74.0MB in the beginning and 73.5MB in the end (delta: 522.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:07:48,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL --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 5dc86f6ccc49efa466c40ecfaf02fc621e42a3eb275044534af963c5345cf993 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:51,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:51,454 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:07:51,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:51,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:51,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:51,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:51,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:51,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:51,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:51,490 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:51,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:51,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:51,491 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:51,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:51,493 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:51,493 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:07:51,494 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:07:51,495 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:07:51,495 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:51,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:51,497 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:51,497 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:51,498 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:51,498 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:51,499 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:51,499 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:51,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:51,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:51,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:51,501 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:51,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:51,502 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:07:51,503 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:51,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:51,503 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:07:51,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:51,504 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc86f6ccc49efa466c40ecfaf02fc621e42a3eb275044534af963c5345cf993 [2023-11-19 03:07:51,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:51,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:51,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:51,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:51,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:51,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i [2023-11-19 03:07:55,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:55,434 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:55,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i [2023-11-19 03:07:55,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data/3933f511b/34b49e7cfb4143fa989e3617f70b28af/FLAG901b0c406 [2023-11-19 03:07:55,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/data/3933f511b/34b49e7cfb4143fa989e3617f70b28af [2023-11-19 03:07:55,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:55,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:55,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:55,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:55,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:55,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4187ab4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55, skipping insertion in model container [2023-11-19 03:07:55,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,500 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:55,674 WARN L240 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_354f97b8-2902-495b-ba40-fe1cffd22b70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i[915,928] [2023-11-19 03:07:55,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:55,719 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:55,731 WARN L240 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_354f97b8-2902-495b-ba40-fe1cffd22b70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-81.i[915,928] [2023-11-19 03:07:55,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:55,761 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:55,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55 WrapperNode [2023-11-19 03:07:55,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:55,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:55,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:55,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:55,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,803 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 68 [2023-11-19 03:07:55,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:55,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:55,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:55,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:55,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:55,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:55,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:55,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:55,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:55" (1/1) ... [2023-11-19 03:07:55,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:55,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:55,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:55,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:07:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:07:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:07:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:56,022 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:56,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:56,202 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:56,324 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:56,327 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:07:56,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:56 BoogieIcfgContainer [2023-11-19 03:07:56,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:56,333 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:56,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:56,341 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:56,341 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:56" (1/1) ... [2023-11-19 03:07:56,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:07:56,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-19 03:07:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-19 03:07:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:07:56,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:56,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:56,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:07:56,443 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:07:56,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:07:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:56,698 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:07:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:56,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:07:56,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:00,005 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:08:00,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:08:00,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:00,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 19 states and 26 transitions. [2023-11-19 03:08:00,793 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-11-19 03:08:00,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:08:00,794 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-19 03:08:00,805 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:08:01,045 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:08:01,048 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:08:01,048 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:08:01,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:08:01 ImpRootNode [2023-11-19 03:08:01,049 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:08:01,050 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:08:01,050 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:08:01,050 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:08:01,050 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:56" (3/4) ... [2023-11-19 03:08:01,052 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:08:01,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 03:08:01,065 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-19 03:08:01,066 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:08:01,066 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:08:01,067 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:08:01,199 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:08:01,200 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:08:01,200 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:08:01,201 INFO L158 Benchmark]: Toolchain (without parser) took 5731.43ms. Allocated memory was 71.3MB in the beginning and 243.3MB in the end (delta: 172.0MB). Free memory was 47.0MB in the beginning and 199.3MB in the end (delta: -152.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-19 03:08:01,201 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:08:01,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.65ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 35.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:08:01,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.39ms. Allocated memory is still 71.3MB. Free memory was 35.1MB in the beginning and 33.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:08:01,203 INFO L158 Benchmark]: Boogie Preprocessor took 31.90ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 31.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:08:01,203 INFO L158 Benchmark]: RCFGBuilder took 495.35ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 31.9MB in the beginning and 55.8MB in the end (delta: -23.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-19 03:08:01,204 INFO L158 Benchmark]: CodeCheck took 4716.15ms. Allocated memory was 92.3MB in the beginning and 243.3MB in the end (delta: 151.0MB). Free memory was 55.8MB in the beginning and 204.6MB in the end (delta: -148.7MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2023-11-19 03:08:01,204 INFO L158 Benchmark]: Witness Printer took 150.59ms. Allocated memory is still 243.3MB. Free memory was 204.6MB in the beginning and 199.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:08:01,207 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 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 86 IncrementalHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 33 mSDtfsCounter, 86 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 256 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 32 ConstructedInterpolants, 26 QuantifiedInterpolants, 713 SizeOfPredicates, 12 NumberOfNonLiveVariables, 82 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 49/56 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: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.65ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 35.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.39ms. Allocated memory is still 71.3MB. Free memory was 35.1MB in the beginning and 33.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.90ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 31.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 495.35ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 31.9MB in the beginning and 55.8MB in the end (delta: -23.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * CodeCheck took 4716.15ms. Allocated memory was 92.3MB in the beginning and 243.3MB in the end (delta: 151.0MB). Free memory was 55.8MB in the beginning and 204.6MB in the end (delta: -148.7MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. * Witness Printer took 150.59ms. Allocated memory is still 243.3MB. Free memory was 204.6MB in the beginning and 199.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:08:01,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354f97b8-2902-495b-ba40-fe1cffd22b70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE