./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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 d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:13:51,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:13:51,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:13:51,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:13:51,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:13:52,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:13:52,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:13:52,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:13:52,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:13:52,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:13:52,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:13:52,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:13:52,008 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:13:52,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:13:52,008 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:13:52,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:13:52,008 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:13:52,009 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:13:52,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:13:52,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:52,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:13:52,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:13:52,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:13:52,010 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:13:52,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:13:52,010 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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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 -> d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 [2024-12-06 05:13:52,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:13:52,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:13:52,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:13:52,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:13:52,266 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:13:52,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2024-12-06 05:13:54,885 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/3133aadc0/8a0b1fc8674641f5a7ac8f0e31fc8345/FLAG9ad92826d [2024-12-06 05:13:55,095 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:13:55,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2024-12-06 05:13:55,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/3133aadc0/8a0b1fc8674641f5a7ac8f0e31fc8345/FLAG9ad92826d [2024-12-06 05:13:55,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/3133aadc0/8a0b1fc8674641f5a7ac8f0e31fc8345 [2024-12-06 05:13:55,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:13:55,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:13:55,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:55,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:13:55,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:13:55,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2a80b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55, skipping insertion in model container [2024-12-06 05:13:55,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:13:55,281 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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2024-12-06 05:13:55,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:55,318 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:13:55,329 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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2024-12-06 05:13:55,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:55,355 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:13:55,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55 WrapperNode [2024-12-06 05:13:55,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:55,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:55,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:13:55,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:13:55,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,385 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2024-12-06 05:13:55,385 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:55,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:13:55,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:13:55,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:13:55,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,397 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:13:55,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:13:55,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:13:55,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:13:55,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:55,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:13:55,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:13:55,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:13:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:13:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:13:55,461 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:13:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:13:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:13:55,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:13:55,524 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:13:55,525 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:13:55,660 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 05:13:55,660 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:13:55,718 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:13:55,718 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:13:55,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:55 BoogieIcfgContainer [2024-12-06 05:13:55,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:13:55,719 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:13:55,719 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:13:55,729 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:13:55,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:55" (1/1) ... [2024-12-06 05:13:55,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:13:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:55,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-06 05:13:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-06 05:13:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:13:55,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:55,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:13:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:55,944 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:13:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:56,068 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:13:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:56,125 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:13:56,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:13:56 ImpRootNode [2024-12-06 05:13:56,160 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:13:56,161 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:13:56,161 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:13:56,161 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:13:56,162 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:55" (3/4) ... [2024-12-06 05:13:56,164 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:13:56,165 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:13:56,166 INFO L158 Benchmark]: Toolchain (without parser) took 1041.92ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 64.0MB in the end (delta: 52.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:13:56,167 INFO L158 Benchmark]: CDTParser took 0.30ms. 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 05:13:56,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.50ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 104.7MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:13:56,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.97ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:56,168 INFO L158 Benchmark]: Boogie Preprocessor took 18.80ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:56,168 INFO L158 Benchmark]: RCFGBuilder took 313.79ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 87.1MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:13:56,168 INFO L158 Benchmark]: CodeCheck took 441.33ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 64.2MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:13:56,169 INFO L158 Benchmark]: Witness Printer took 4.29ms. Allocated memory is still 142.6MB. Free memory was 64.2MB in the beginning and 64.0MB in the end (delta: 191.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:56,171 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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 42 NumberOfCodeBlocks, 42 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 someBinaryArithmeticDOUBLEoperation at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 46, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 36, overapproximation of someBinaryDOUBLEComparisonOperation at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 24.5; [L23] double var_1_2 = 9.4; [L24] double var_1_3 = 7.8; [L25] double var_1_4 = 127.84; [L26] double var_1_5 = 999999999.5; [L27] double var_1_6 = 0.0; [L28] double var_1_7 = 9999999.8; [L29] unsigned short int var_1_8 = 10; [L30] unsigned short int var_1_9 = 5; [L31] signed char var_1_10 = 4; [L32] signed char var_1_11 = -16; [L71] isInitial = 1 [L72] FCALL initially() [L74] FCALL updateLastVariables() [L75] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_double() [L46] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=39/5, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=39/5, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L47] var_1_3 = __VERIFIER_nondet_double() [L48] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L49] var_1_4 = __VERIFIER_nondet_double() [L50] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L51] var_1_5 = __VERIFIER_nondet_double() [L52] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L53] var_1_6 = __VERIFIER_nondet_double() [L54] CALL assume_abort_if_not((var_1_6 >= 4611686.018427382800e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not((var_1_6 >= 4611686.018427382800e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [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 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_8=10, var_1_9=5] [L57] var_1_9 = __VERIFIER_nondet_ushort() [L58] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_8=10] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_8=10] [L59] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_8=10, var_1_9=0] [L60] var_1_11 = __VERIFIER_nondet_char() [L61] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_8=10, var_1_9=0] [L62] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_8=10, var_1_9=0] [L75] RET updateVariables() [L76] CALL step() [L36] COND TRUE var_1_2 < (var_1_3 - 9.108) [L37] var_1_1 = ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) [L41] var_1_8 = var_1_9 [L42] var_1_10 = var_1_11 [L76] RET step() [L77] CALL, EXPR property() [L67-L68] return (((var_1_2 < (var_1_3 - 9.108)) ? (var_1_1 == ((double) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((double) ((var_1_6 - var_1_7) - 32.925)))) && (var_1_8 == ((unsigned short int) var_1_9))) && (var_1_10 == ((signed char) var_1_11)) ; [L77] RET, EXPR property() [L77] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_1=2, var_1_4=2, var_1_5=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_1=2, var_1_4=2, var_1_5=0, var_1_8=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.50ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 104.7MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.97ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.80ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 313.79ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 87.1MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 441.33ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 64.2MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.29ms. Allocated memory is still 142.6MB. Free memory was 64.2MB in the beginning and 64.0MB in the end (delta: 191.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:13:56,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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 d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:13:58,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:13:58,193 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:13:58,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:13:58,220 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:13:58,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:13:58,220 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:13:58,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:13:58,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:13:58,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:13:58,222 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:13:58,222 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:13:58,222 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:13:58,222 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:13:58,222 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:13:58,222 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:58,222 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:13:58,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:13:58,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:58,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:13:58,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:13:58,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:13:58,223 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:13:58,223 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:58,223 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:13:58,223 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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/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 -> d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 [2024-12-06 05:13:58,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:13:58,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:13:58,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:13:58,472 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:13:58,472 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:13:58,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2024-12-06 05:14:01,196 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/828ed2847/3f58628517be43c58a21f148e4c73bb7/FLAGb45bf8b34 [2024-12-06 05:14:01,365 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:14:01,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2024-12-06 05:14:01,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/828ed2847/3f58628517be43c58a21f148e4c73bb7/FLAGb45bf8b34 [2024-12-06 05:14:01,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/data/828ed2847/3f58628517be43c58a21f148e4c73bb7 [2024-12-06 05:14:01,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:14:01,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:14:01,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:14:01,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:14:01,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:14:01,755 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b46b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01, skipping insertion in model container [2024-12-06 05:14:01,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:14:01,874 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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2024-12-06 05:14:01,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:14:01,913 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:14:01,923 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_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2024-12-06 05:14:01,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:14:01,948 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:14:01,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01 WrapperNode [2024-12-06 05:14:01,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:14:01,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:14:01,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:14:01,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:14:01,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,979 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 83 [2024-12-06 05:14:01,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:14:01,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:14:01,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:14:01,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:14:01,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,996 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:01,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:02,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:02,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:02,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:14:02,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:14:02,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:14:02,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:14:02,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:01" (1/1) ... [2024-12-06 05:14:02,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:14:02,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:14:02,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:14:02,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:14:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:14:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:14:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:14:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:14:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:14:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:14:02,107 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:14:02,108 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:14:07,296 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 05:14:07,297 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:14:07,363 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:14:07,363 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:14:07,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:14:07 BoogieIcfgContainer [2024-12-06 05:14:07,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:14:07,364 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:14:07,364 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:14:07,371 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:14:07,371 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:14:07" (1/1) ... [2024-12-06 05:14:07,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:14:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-06 05:14:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-06 05:14:07,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:14:07,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:07,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:07,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:07,419 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:07,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:14:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:08,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:11,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 05:14:11,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:17:28,808 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 60 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 05:17:28,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:17:34,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:17:37,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:17:40,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:17:41,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:17:43,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:17:43,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:17:43,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2024-12-06 05:17:43,161 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-12-06 05:17:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:17:43,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:17:43,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:17:43,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:17:43,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:17:43,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:17:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:17:44,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:17:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:17:47,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 05:17:47,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:21:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 60 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 05:21:22,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 05:21:24,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2024-12-06 05:21:24,459 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-12-06 05:21:24,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:21:24,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:24,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:21:24,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:21:24,462 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:21:24,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:21:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:25,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:21:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:28,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:21:28,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:02,567 WARN L286 SmtUtils]: Spent 13.03s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:22:09,629 WARN L286 SmtUtils]: Spent 7.06s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:22:42,302 WARN L286 SmtUtils]: Spent 6.89s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:22:52,848 WARN L286 SmtUtils]: Spent 6.57s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:23:07,489 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 05:23:07,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 05:23:16,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 96 transitions. [2024-12-06 05:23:16,703 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 96 transitions. [2024-12-06 05:23:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:23:16,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:16,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:23:16,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:23:16,705 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:23:16,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:23:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:17,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:23:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:21,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:23:21,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:23:43,132 WARN L286 SmtUtils]: Spent 5.45s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:24:18,311 WARN L286 SmtUtils]: Spent 5.47s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:24:43,069 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 05:24:43,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 05:24:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:43,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 96 transitions. [2024-12-06 05:24:43,103 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 96 transitions. [2024-12-06 05:24:43,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:24:43,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:43,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:43,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:43,106 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:43,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:24:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:44,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:24:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:47,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 05:24:47,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:28:03,636 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 60 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 05:28:03,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-06 05:28:03,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:03,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 96 transitions. [2024-12-06 05:28:03,679 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 96 transitions. [2024-12-06 05:28:03,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:28:03,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:03,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:28:03,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:28:03,681 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:28:03,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7973-e41e-4f34-9b8a-8d83f9fa4e54/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:28:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:04,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:28:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:07,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:28:07,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:28:30,843 WARN L286 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:28:36,272 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:28:50,338 WARN L286 SmtUtils]: Spent 5.89s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:29:15,971 WARN L286 SmtUtils]: Spent 9.76s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)