./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3 --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 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:21:43,321 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:21:43,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:21:43,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:21:43,400 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:21:43,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:21:43,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:21:43,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:21:43,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:21:43,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:21:43,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:21:43,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:21:43,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:21:43,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:21:43,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:21:43,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:21:43,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:21:43,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:21:43,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:21:43,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:21:43,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:21:43,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:21:43,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:21:43,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:21:43,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:21:43,428 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:21:43,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:21:43,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:21:43,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:21:43,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:21:43,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:21:43,429 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:21:43,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:21:43,429 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_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 [2024-11-24 18:21:43,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:21:43,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:21:43,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:21:43,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:21:43,757 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:21:43,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2024-11-24 18:21:46,860 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/6b525b3b8/984b53471f494a7792f83df1698fad25/FLAG6d12ff0b5 [2024-11-24 18:21:47,153 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:21:47,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2024-11-24 18:21:47,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/6b525b3b8/984b53471f494a7792f83df1698fad25/FLAG6d12ff0b5 [2024-11-24 18:21:47,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/6b525b3b8/984b53471f494a7792f83df1698fad25 [2024-11-24 18:21:47,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:21:47,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:21:47,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:21:47,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:21:47,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:21:47,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a1e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47, skipping insertion in model container [2024-11-24 18:21:47,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,202 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:21:47,364 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_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2024-11-24 18:21:47,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:21:47,432 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:21:47,442 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_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2024-11-24 18:21:47,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:21:47,484 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:21:47,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47 WrapperNode [2024-11-24 18:21:47,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:21:47,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:21:47,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:21:47,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:21:47,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,519 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2024-11-24 18:21:47,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:21:47,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:21:47,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:21:47,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:21:47,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,536 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:21:47,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:21:47,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:21:47,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:21:47,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:47" (1/1) ... [2024-11-24 18:21:47,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:21:47,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:21:47,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:21:47,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:21:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:21:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:21:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:21:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:21:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:21:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:21:47,689 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:21:47,691 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:21:47,947 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-24 18:21:47,949 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:21:48,077 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:21:48,078 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:21:48,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:21:48 BoogieIcfgContainer [2024-11-24 18:21:48,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:21:48,083 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:21:48,083 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:21:48,099 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:21:48,100 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:21:48" (1/1) ... [2024-11-24 18:21:48,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:21:48,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2024-11-24 18:21:48,170 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-24 18:21:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-24 18:21:48,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:48,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:21:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:21:48,424 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:21:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:21:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:21:48,631 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:21:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:21:48,706 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:21:48,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:21:48 ImpRootNode [2024-11-24 18:21:48,776 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:21:48,777 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:21:48,777 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:21:48,778 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:21:48,778 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:21:48" (3/4) ... [2024-11-24 18:21:48,785 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:21:48,786 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:21:48,787 INFO L158 Benchmark]: Toolchain (without parser) took 1607.93ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 90.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-24 18:21:48,788 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:48,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.7MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:21:48,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.66ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:21:48,789 INFO L158 Benchmark]: Boogie Preprocessor took 24.15ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 78.2MB in the end (delta: 883.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:48,789 INFO L158 Benchmark]: RCFGBuilder took 537.09ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 61.7MB in the end (delta: 16.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:21:48,789 INFO L158 Benchmark]: CodeCheck took 693.45ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 90.0MB in the end (delta: -28.3MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2024-11-24 18:21:48,790 INFO L158 Benchmark]: Witness Printer took 8.39ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 90.0MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:48,796 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 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, ConComCheckerStatistics: 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 69, overapproximation of someBinaryFLOATComparisonOperation at line 52, overapproximation of someBinaryFLOATComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 31.25; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 0.25; [L26] float var_1_5 = 10.5; [L27] unsigned char var_1_6 = 16; [L28] double var_1_7 = 10.75; [L29] double var_1_8 = 2.675; [L30] unsigned char var_1_9 = 128; [L31] unsigned char var_1_10 = 2; [L73] isInitial = 1 [L74] FCALL initially() [L76] FCALL updateLastVariables() [L77] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_uchar() [L46] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L47] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L48] var_1_3 = __VERIFIER_nondet_uchar() [L49] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L50] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L51] var_1_4 = __VERIFIER_nondet_float() [L52] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L53] var_1_5 = __VERIFIER_nondet_float() [L54] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L55] var_1_7 = __VERIFIER_nondet_double() [L56] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_8=107/40, var_1_9=128] [L57] var_1_8 = __VERIFIER_nondet_double() [L58] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=128] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=128] [L59] var_1_9 = __VERIFIER_nondet_uchar() [L60] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L61] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L62] var_1_10 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L64] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=110, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=110, var_1_1=125/4, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L77] RET updateVariables() [L78] CALL step() [L35] COND TRUE \read(var_1_2) [L36] COND TRUE \read(var_1_3) [L37] var_1_1 = (var_1_4 + var_1_5) [L40] COND FALSE !((var_1_7 - var_1_8) >= (var_1_1 + var_1_4)) [L78] RET step() [L79] CALL, EXPR property() [L69-L70] return (var_1_2 ? (var_1_3 ? (var_1_1 == ((float) (var_1_4 + var_1_5))) : 1) : 1) && (((var_1_7 - var_1_8) >= (var_1_1 + var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_9 - var_1_10))) : 1) ; [L79] RET, EXPR property() [L79] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=110, var_1_1=0, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] [L19] reach_error() VAL [isInitial=1, var_1_10=110, var_1_1=0, var_1_2=1, var_1_3=1, var_1_6=16, var_1_9=383] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.7MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.66ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.15ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 78.2MB in the end (delta: 883.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 537.09ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 61.7MB in the end (delta: 16.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 693.45ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 90.0MB in the end (delta: -28.3MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Witness Printer took 8.39ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 90.0MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:21:48,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3 --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 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:21:51,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:21:51,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:21:51,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:21:51,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:21:51,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:21:51,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:21:51,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:21:51,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:21:51,786 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:21:51,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:21:51,788 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:21:51,788 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:21:51,788 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:21:51,788 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:21:51,788 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:21:51,788 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:51,788 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:21:51,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:21:51,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:21:51,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:21:51,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:21:51,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:21:51,789 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:21:51,789 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:51,790 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:21:51,790 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_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 [2024-11-24 18:21:52,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:21:52,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:21:52,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:21:52,166 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:21:52,167 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:21:52,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2024-11-24 18:21:55,217 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/d1536aca8/5d6a2bda1ce74ed8b76629197b23f61c/FLAG23c25ecc0 [2024-11-24 18:21:55,517 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:21:55,522 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2024-11-24 18:21:55,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/d1536aca8/5d6a2bda1ce74ed8b76629197b23f61c/FLAG23c25ecc0 [2024-11-24 18:21:55,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/data/d1536aca8/5d6a2bda1ce74ed8b76629197b23f61c [2024-11-24 18:21:55,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:21:55,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:21:55,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:21:55,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:21:55,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:21:55,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:55,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354ffd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55, skipping insertion in model container [2024-11-24 18:21:55,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:55,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:21:55,814 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_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2024-11-24 18:21:55,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:21:55,885 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:21:55,900 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_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2024-11-24 18:21:55,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:21:55,950 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:21:55,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55 WrapperNode [2024-11-24 18:21:55,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:21:55,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:21:55,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:21:55,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:21:55,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:55,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,002 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2024-11-24 18:21:56,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:21:56,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:21:56,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:21:56,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:21:56,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,029 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,036 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:21:56,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:21:56,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:21:56,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:21:56,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:55" (1/1) ... [2024-11-24 18:21:56,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:21:56,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:21:56,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:21:56,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:21:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:21:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:21:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:21:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:21:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:21:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:21:56,182 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:21:56,184 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:22:00,065 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-24 18:22:00,065 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:22:00,189 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:22:00,189 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:22:00,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:00 BoogieIcfgContainer [2024-11-24 18:22:00,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:22:00,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:22:00,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:22:00,202 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:22:00,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:00" (1/1) ... [2024-11-24 18:22:00,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:22:00,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:00,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2024-11-24 18:22:00,274 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-24 18:22:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-24 18:22:00,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:00,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:00,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:00,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:00,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:22:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:00,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:01,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 18:22:01,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:23:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 67 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-24 18:23:34,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:23:37,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:23:39,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:23:40,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:23:40,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 90 transitions. [2024-11-24 18:23:40,630 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2024-11-24 18:23:40,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-24 18:23:40,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:23:40,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:40,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:23:40,638 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:23:40,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:23:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:41,606 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:23:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:47,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 18:23:47,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:24:49,632 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 18:25:19,569 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 259 proven. 47 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-24 18:25:19,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-24 18:25:21,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:25:22,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:25:23,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:25:25,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:25:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 26 states and 37 transitions. [2024-11-24 18:25:25,843 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-24 18:25:25,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 18:25:25,844 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-24 18:25:25,855 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-24 18:25:26,016 INFO L77 FloydHoareUtils]: At program point L64(lines 44 65) the Hoare annotation is: true [2024-11-24 18:25:26,016 INFO L77 FloydHoareUtils]: At program point L60(line 60) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L60-1(line 60) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L56(line 56) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L56-1(line 56) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L52(line 52) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L52-1(line 52) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-24 18:25:26,017 INFO L77 FloydHoareUtils]: At program point L61(line 61) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L49-1(line 49) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L58(line 58) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L58-1(line 58) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L54(line 54) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L54-1(line 54) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L50(line 50) the Hoare annotation is: true [2024-11-24 18:25:26,018 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point L46-1(line 46) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point L75-2(lines 75 81) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point L63-1(line 63) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-24 18:25:26,019 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (and (= currentRoundingMode roundNearestTiesToEven) (= (_ bv0 32) |assume_abort_if_not_#in~cond|))) [2024-11-24 18:25:26,035 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-24 18:25:26,036 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-24 18:25:26,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:25:26 ImpRootNode [2024-11-24 18:25:26,040 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:25:26,041 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:25:26,042 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:25:26,042 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:25:26,043 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:00" (3/4) ... [2024-11-24 18:25:26,045 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 18:25:26,048 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-24 18:25:26,052 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-24 18:25:26,053 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-24 18:25:26,053 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-24 18:25:26,053 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 18:25:26,129 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-24 18:25:26,130 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-24 18:25:26,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:25:26,131 INFO L158 Benchmark]: Toolchain (without parser) took 210535.14ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 91.8MB in the beginning and 139.3MB in the end (delta: -47.5MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2024-11-24 18:25:26,131 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:26,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.17ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 79.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:25:26,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.55ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:25:26,132 INFO L158 Benchmark]: Boogie Preprocessor took 39.06ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:26,132 INFO L158 Benchmark]: RCFGBuilder took 4141.49ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 58.9MB in the end (delta: 17.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:25:26,133 INFO L158 Benchmark]: CodeCheck took 205849.29ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 58.7MB in the beginning and 143.9MB in the end (delta: -85.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:26,133 INFO L158 Benchmark]: Witness Printer took 88.66ms. Allocated memory is still 176.2MB. Free memory was 143.9MB in the beginning and 139.3MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:26,135 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 205.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 173 SdHoareTripleChecker+Valid, 15.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 100 SdHoareTripleChecker+Invalid, 15.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 62 mSDsCounter, 65 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 353 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65 mSolverCounterUnsat, 38 mSDtfsCounter, 353 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1183 GetRequests, 1143 SyntacticMatches, 17 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 6.1s SatisfiabilityAnalysisTime, 185.1s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 3006 SizeOfPredicates, 24 NumberOfNonLiveVariables, 267 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 638/706 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, ConComCheckerStatistics: 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 - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_2 == \old(var_1_2))) && (var_1_3 == \old(var_1_3))) && (var_1_4 == \old(var_1_4))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.17ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 79.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.55ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.06ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 4141.49ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 58.9MB in the end (delta: 17.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 205849.29ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 58.7MB in the beginning and 143.9MB in the end (delta: -85.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 88.66ms. Allocated memory is still 176.2MB. Free memory was 143.9MB in the beginning and 139.3MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [2024-11-24 18:25:26,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5c33f-b873-4d9d-bc0d-83b3f79c855d/bin/ukojak-verify-ENZ3QT5qd3/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