./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.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_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b --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 ed9d861075c8c518defc00306ada282c1d9fd40ebe62b1212ecfccba3a9578d4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:13:55,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:13:55,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:13:55,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:13:55,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:13:55,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:13:55,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:13:55,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:13:55,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:13:55,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:13:55,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:13:55,324 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:13:55,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:13:55,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:13:55,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:13:55,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:13:55,326 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:13:55,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:13:55,326 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_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b 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 -> ed9d861075c8c518defc00306ada282c1d9fd40ebe62b1212ecfccba3a9578d4 [2024-12-06 02:13:55,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:13:55,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:13:55,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:13:55,562 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:13:55,562 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:13:55,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i [2024-12-06 02:13:58,136 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/1accfd0a7/785b4ca370414e7283a77a70a61a1140/FLAGec18a729f [2024-12-06 02:13:58,358 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:13:58,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i [2024-12-06 02:13:58,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/1accfd0a7/785b4ca370414e7283a77a70a61a1140/FLAGec18a729f [2024-12-06 02:13:58,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/1accfd0a7/785b4ca370414e7283a77a70a61a1140 [2024-12-06 02:13:58,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:13:58,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:13:58,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:13:58,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:13:58,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:13:58,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc23b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58, skipping insertion in model container [2024-12-06 02:13:58,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:13:58,854 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_1e60c3ad-fdbc-4106-b864-e042d21c6059/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i[914,927] [2024-12-06 02:13:58,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:13:58,897 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:13:58,907 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_1e60c3ad-fdbc-4106-b864-e042d21c6059/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i[914,927] [2024-12-06 02:13:58,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:13:58,938 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:13:58,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58 WrapperNode [2024-12-06 02:13:58,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:13:58,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:13:58,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:13:58,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:13:58,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,983 INFO L138 Inliner]: procedures = 26, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 98 [2024-12-06 02:13:58,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:13:58,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:13:58,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:13:58,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:13:58,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,996 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:58,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:59,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:59,002 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:59,004 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:13:59,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:13:59,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:13:59,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:13:59,005 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:58" (1/1) ... [2024-12-06 02:13:59,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:13:59,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:13:59,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:13:59,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:13:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:13:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:13:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:13:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:13:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:13:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:13:59,123 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:13:59,125 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:13:59,305 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 02:13:59,305 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:13:59,415 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:13:59,415 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:13:59,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:13:59 BoogieIcfgContainer [2024-12-06 02:13:59,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:13:59,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:13:59,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:13:59,426 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:13:59,426 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:13:59" (1/1) ... [2024-12-06 02:13:59,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:13:59,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:59,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-12-06 02:13:59,482 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-12-06 02:13:59,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:13:59,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:59,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:13:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:13:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:13:59,678 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:13:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:13:59,736 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:13:59,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:13:59 ImpRootNode [2024-12-06 02:13:59,763 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:13:59,764 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:13:59,764 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:13:59,764 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:13:59,765 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:13:59" (3/4) ... [2024-12-06 02:13:59,767 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:13:59,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:13:59,769 INFO L158 Benchmark]: Toolchain (without parser) took 1060.66ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 56.4MB in the end (delta: 61.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 02:13:59,769 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:59,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.89ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.2MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:13:59,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.24ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 103.0MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:13:59,770 INFO L158 Benchmark]: Boogie Preprocessor took 19.77ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 101.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:59,771 INFO L158 Benchmark]: RCFGBuilder took 411.44ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 76.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:13:59,771 INFO L158 Benchmark]: CodeCheck took 347.27ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 56.7MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:13:59,772 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 142.6MB. Free memory was 56.7MB in the beginning and 56.4MB in the end (delta: 269.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:59,773 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 22 NumberOfCodeBlocks, 22 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 shiftLeft at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_3 = 4; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 100; [L26] unsigned char var_1_9 = 32; [L27] double var_1_10 = 9.2; [L28] double var_1_11 = 0.975; [L29] signed short int var_1_12 = 1; [L30] signed short int last_1_var_1_8 = 100; [L31] double last_1_var_1_10 = 9.2; [L79] isInitial = 1 [L80] FCALL initially() [L81] int k_loop; [L82] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=4, var_1_7=0, var_1_8=100, var_1_9=32] [L82] COND TRUE k_loop < 1 [L83] CALL updateLastVariables() [L71] last_1_var_1_8 = var_1_8 [L72] last_1_var_1_10 = var_1_10 [L83] RET updateLastVariables() [L84] CALL updateVariables() [L61] var_1_3 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L63] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=32] [L64] var_1_7 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_8=100, var_1_9=32] [L66] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=32] [L67] var_1_11 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_12=1, var_1_1=10, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=32] [L84] RET updateVariables() [L85] CALL step() [L35] COND FALSE !(last_1_var_1_8 <= 16) [L38] COND FALSE !(((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) [L45] var_1_1 = var_1_3 [L48] var_1_9 = 64 [L49] var_1_10 = var_1_11 [L50] EXPR 10 << var_1_9 [L50] COND FALSE !((10 << var_1_9) < (var_1_3 * var_1_1)) [L53] unsigned char stepLocal_0 = var_1_10 > var_1_10; [L54] COND TRUE ((var_1_1 + var_1_9) < 10) || stepLocal_0 [L55] var_1_12 = ((((var_1_8) > (var_1_1)) ? (var_1_8) : (var_1_1))) [L85] RET step() [L86] CALL, EXPR property() [L75] EXPR ((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1) [L75] EXPR 10 << var_1_9 [L75] EXPR ((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1) [L75-L76] return (((((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1)) && (var_1_9 == ((unsigned char) 64))) && (var_1_10 == ((double) var_1_11))) && ((((var_1_1 + var_1_9) < 10) || (var_1_10 > var_1_10)) ? (var_1_12 == ((signed short int) ((((var_1_8) > (var_1_1)) ? (var_1_8) : (var_1_1))))) : (var_1_12 == ((signed short int) var_1_8))) ; [L86] RET, EXPR property() [L86] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=2, var_1_11=2, var_1_12=100, var_1_1=-157, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=64] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=2, var_1_11=2, var_1_12=100, var_1_1=-157, var_1_3=-157, var_1_7=0, var_1_8=100, var_1_9=64] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.89ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.2MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.24ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 103.0MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.77ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 101.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 411.44ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 76.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 347.27ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 56.7MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 142.6MB. Free memory was 56.7MB in the beginning and 56.4MB in the end (delta: 269.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:13:59,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/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_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b --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 ed9d861075c8c518defc00306ada282c1d9fd40ebe62b1212ecfccba3a9578d4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:14:01,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:14:01,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:14:01,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:14:01,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:14:01,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:14:01,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:14:01,800 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:14:01,801 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:14:01,801 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:14:01,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:14:01,802 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:01,803 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:14:01,803 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:14:01,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:14:01,803 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:14:01,803 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:14:01,803 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:14:01,803 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:14:01,803 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:01,803 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:14:01,803 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_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b 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 -> ed9d861075c8c518defc00306ada282c1d9fd40ebe62b1212ecfccba3a9578d4 [2024-12-06 02:14:02,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:14:02,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:14:02,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:14:02,038 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:14:02,038 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:14:02,039 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i [2024-12-06 02:14:04,663 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/2470a1f5d/a53c2b241cb943fc99f396a6947a6905/FLAG18551337f [2024-12-06 02:14:04,862 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:14:04,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i [2024-12-06 02:14:04,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/2470a1f5d/a53c2b241cb943fc99f396a6947a6905/FLAG18551337f [2024-12-06 02:14:05,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/data/2470a1f5d/a53c2b241cb943fc99f396a6947a6905 [2024-12-06 02:14:05,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:14:05,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:14:05,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:14:05,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:14:05,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:14:05,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2721bbd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05, skipping insertion in model container [2024-12-06 02:14:05,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,259 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:14:05,358 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_1e60c3ad-fdbc-4106-b864-e042d21c6059/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i[914,927] [2024-12-06 02:14:05,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:14:05,398 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:14:05,407 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_1e60c3ad-fdbc-4106-b864-e042d21c6059/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-9.i[914,927] [2024-12-06 02:14:05,422 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:14:05,434 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:14:05,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05 WrapperNode [2024-12-06 02:14:05,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:14:05,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:14:05,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:14:05,436 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:14:05,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,464 INFO L138 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-12-06 02:14:05,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:14:05,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:14:05,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:14:05,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:14:05,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,478 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:14:05,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:14:05,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:14:05,485 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:14:05,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:14:05,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:14:05,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:14:05,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:14:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:14:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:14:05,544 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:14:05,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:14:05,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:14:05,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:14:05,605 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:14:05,607 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:14:05,789 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 02:14:05,790 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:14:05,881 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:14:05,881 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:14:05,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:14:05 BoogieIcfgContainer [2024-12-06 02:14:05,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:14:05,883 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:14:05,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:14:05,893 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:14:05,893 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:14:05" (1/1) ... [2024-12-06 02:14:05,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:14:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-12-06 02:14:05,942 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-12-06 02:14:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:14:05,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:05,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:05,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:05,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:05,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:14:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:06,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:06,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:14:06,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:15,467 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:14:15,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:14:16,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:16,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 40 transitions. [2024-12-06 02:14:16,249 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-12-06 02:14:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:16,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:16,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:16,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:16,252 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:16,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:14:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:16,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:16,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:14:16,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:16,802 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 59 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 02:14:16,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:14:20,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:20,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 61 transitions. [2024-12-06 02:14:20,932 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2024-12-06 02:14:20,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 02:14:20,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:20,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:20,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:20,935 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:20,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:14:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:21,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:21,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:14:21,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 121 proven. 1 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-12-06 02:14:21,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:14:22,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:22,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 17 states and 21 transitions. [2024-12-06 02:14:22,342 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 02:14:22,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:14:22,343 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-12-06 02:14:22,350 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point L65(line 65) the Hoare annotation is: true [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point L65-1(line 65) the Hoare annotation is: true [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point L82-3(lines 82 88) the Hoare annotation is: true [2024-12-06 02:14:22,536 INFO L77 FloydHoareUtils]: At program point L66(line 66) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point L62-1(line 62) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point L68(line 68) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point L68-1(lines 60 69) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-12-06 02:14:22,537 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-12-06 02:14:22,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:14:22 ImpRootNode [2024-12-06 02:14:22,546 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:14:22,547 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:14:22,547 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:14:22,547 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:14:22,547 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:14:05" (3/4) ... [2024-12-06 02:14:22,549 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:14:22,552 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 02:14:22,555 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-12-06 02:14:22,556 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-06 02:14:22,556 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 02:14:22,556 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:14:22,626 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:14:22,626 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:14:22,626 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:14:22,627 INFO L158 Benchmark]: Toolchain (without parser) took 17385.26ms. Allocated memory was 92.3MB in the beginning and 419.4MB in the end (delta: 327.2MB). Free memory was 69.6MB in the beginning and 359.3MB in the end (delta: -289.7MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-12-06 02:14:22,627 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:14:22,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.72ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 56.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:14:22,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.99ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:14:22,628 INFO L158 Benchmark]: Boogie Preprocessor took 19.33ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 53.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:14:22,628 INFO L158 Benchmark]: RCFGBuilder took 397.09ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 63.6MB in the end (delta: -9.7MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 02:14:22,628 INFO L158 Benchmark]: CodeCheck took 16663.60ms. Allocated memory was 92.3MB in the beginning and 419.4MB in the end (delta: 327.2MB). Free memory was 63.6MB in the beginning and 363.4MB in the end (delta: -299.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-12-06 02:14:22,629 INFO L158 Benchmark]: Witness Printer took 79.30ms. Allocated memory is still 419.4MB. Free memory was 363.4MB in the beginning and 359.3MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:14:22,630 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 118 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 64 mSDsluCounter, 85 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 58 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 345 IncrementalHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 27 mSDtfsCounter, 345 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 971 GetRequests, 933 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 9.3s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 126 ConstructedInterpolants, 1 QuantifiedInterpolants, 329 SizeOfPredicates, 10 NumberOfNonLiveVariables, 306 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 356/361 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_3 == \old(var_1_3))) && (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))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (last_1_var_1_8 == \old(last_1_var_1_8))) && (last_1_var_1_10 == \old(last_1_var_1_10))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.72ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 56.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.99ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.33ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 53.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 397.09ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 63.6MB in the end (delta: -9.7MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 16663.60ms. Allocated memory was 92.3MB in the beginning and 419.4MB in the end (delta: 327.2MB). Free memory was 63.6MB in the beginning and 363.4MB in the end (delta: -299.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Witness Printer took 79.30ms. Allocated memory is still 419.4MB. Free memory was 363.4MB in the beginning and 359.3MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:14:22,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e60c3ad-fdbc-4106-b864-e042d21c6059/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE