./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk --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 01455e7c8aff792a978e20323062f0f7b0c441ba70dceb4bfdd7b2a7e2a8be23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:28:39,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:28:39,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:28:39,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:28:39,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:28:40,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:28:40,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:28:40,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:28:40,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:28:40,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:28:40,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:28:40,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:28:40,022 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:28:40,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:28:40,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:28:40,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:28:40,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:28:40,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:28:40,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:28:40,028 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:28:40,028 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:28:40,029 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:28:40,029 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:28:40,030 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:28:40,030 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:28:40,031 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:28:40,031 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:28:40,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:40,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:28:40,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:28:40,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:28:40,033 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:28:40,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:28:40,034 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01455e7c8aff792a978e20323062f0f7b0c441ba70dceb4bfdd7b2a7e2a8be23 [2024-11-08 22:28:40,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:28:40,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:28:40,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:28:40,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:28:40,355 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:28:40,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i Unable to find full path for "g++" [2024-11-08 22:28:42,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:28:42,743 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:28:42,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i [2024-11-08 22:28:42,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data/b6c7d86e5/118dc5bdbd7a4fc9a75682e096fff0a6/FLAGafcecf586 [2024-11-08 22:28:42,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data/b6c7d86e5/118dc5bdbd7a4fc9a75682e096fff0a6 [2024-11-08 22:28:42,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:28:42,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:28:42,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:42,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:28:43,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:28:43,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:42" (1/1) ... [2024-11-08 22:28:43,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4d83ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43, skipping insertion in model container [2024-11-08 22:28:43,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:42" (1/1) ... [2024-11-08 22:28:43,033 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:28:43,224 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_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i[915,928] [2024-11-08 22:28:43,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:43,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:28:43,331 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i[915,928] [2024-11-08 22:28:43,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:43,377 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:28:43,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43 WrapperNode [2024-11-08 22:28:43,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:43,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:43,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:28:43,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:28:43,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,434 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2024-11-08 22:28:43,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:43,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:28:43,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:28:43,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:43,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:43,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:43,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:43,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:43,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:43" (1/1) ... [2024-11-08 22:28:43,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:43,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:43,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:43,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:28:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:28:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:28:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:43,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:43,656 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:43,658 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:44,015 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:44,015 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:44,198 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:44,202 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:28:44,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:44 BoogieIcfgContainer [2024-11-08 22:28:44,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:44,204 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:44,204 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:44,216 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:44,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:44" (1/1) ... [2024-11-08 22:28:44,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-08 22:28:44,282 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-08 22:28:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:28:44,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:44,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:44,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:28:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:44,891 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:28:44,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:28:44 ImpRootNode [2024-11-08 22:28:44,952 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:28:44,952 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:28:44,953 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:28:44,953 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:28:44,954 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:44" (3/4) ... [2024-11-08 22:28:44,957 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:28:44,959 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:28:44,960 INFO L158 Benchmark]: Toolchain (without parser) took 1965.06ms. Allocated memory is still 178.3MB. Free memory was 140.4MB in the beginning and 129.9MB in the end (delta: 10.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-08 22:28:44,960 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:44,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.69ms. Allocated memory is still 178.3MB. Free memory was 140.4MB in the beginning and 126.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:28:44,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.45ms. Allocated memory is still 178.3MB. Free memory was 125.7MB in the beginning and 123.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:44,963 INFO L158 Benchmark]: Boogie Preprocessor took 34.80ms. Allocated memory is still 178.3MB. Free memory was 123.6MB in the beginning and 121.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:44,963 INFO L158 Benchmark]: RCFGBuilder took 727.70ms. Allocated memory is still 178.3MB. Free memory was 121.5MB in the beginning and 95.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 22:28:44,964 INFO L158 Benchmark]: CodeCheck took 748.00ms. Allocated memory is still 178.3MB. Free memory was 94.9MB in the beginning and 129.9MB in the end (delta: -35.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:44,965 INFO L158 Benchmark]: Witness Printer took 6.33ms. Allocated memory is still 178.3MB. Free memory is still 129.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:44,968 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of someBinaryArithmeticFLOAToperation at line 40. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 64; [L23] signed long int var_1_2 = 8; [L24] unsigned char var_1_3 = 25; [L25] unsigned char var_1_4 = 100; [L26] float var_1_5 = 99999999999.5; [L27] unsigned char var_1_6 = 4; [L28] float var_1_7 = 63.75; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 1; [L31] unsigned char last_1_var_1_1 = 64; [L32] unsigned char last_1_var_1_9 = 0; [L94] isInitial = 1 [L95] FCALL initially() [L96] int k_loop; [L97] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=8, var_1_3=25, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L97] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=8, var_1_3=25, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L97] COND TRUE k_loop < 1 [L98] CALL updateLastVariables() [L86] last_1_var_1_1 = var_1_1 [L87] last_1_var_1_9 = var_1_9 [L98] RET updateLastVariables() [L99] CALL updateVariables() [L66] var_1_2 = __VERIFIER_nondet_long() [L67] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=25, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=25, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L68] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=25, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=25, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L71] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=100, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L72] var_1_4 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_4 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 >= 63) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L74] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=4, var_1_7=255/4, var_1_9=0] [L75] var_1_6 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_7=255/4, var_1_9=0] [L77] CALL assume_abort_if_not(var_1_6 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_6 <= 255) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_7=255/4, var_1_9=0] [L78] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_7=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_7=255/4, var_1_9=0] [L79] var_1_7 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_9=0] [L81] var_1_10 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_9=0] [L83] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=64, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_9=0] [L99] RET updateVariables() [L100] CALL step() [L36] signed long int stepLocal_3 = last_1_var_1_1; [L37] signed long int stepLocal_2 = var_1_3 / var_1_6; [L38] COND TRUE var_1_3 < stepLocal_3 [L39] COND FALSE !(var_1_4 < stepLocal_2) [L49] signed long int stepLocal_1 = var_1_2; [L50] signed long int stepLocal_0 = var_1_2; [L51] COND TRUE stepLocal_1 <= -256 [L52] var_1_1 = ((((var_1_3) < (((var_1_4 - 8) + 5))) ? (var_1_3) : (((var_1_4 - 8) + 5)))) [L60] unsigned char stepLocal_4 = (var_1_1 + 64u) != var_1_4; [L61] COND FALSE !((var_1_5 >= var_1_7) || stepLocal_4) [L100] RET step() [L101] CALL, EXPR property() [L90-L91] return (((var_1_2 <= -256) ? (var_1_1 == ((unsigned char) ((((var_1_3) < (((var_1_4 - 8) + 5))) ? (var_1_3) : (((var_1_4 - 8) + 5)))))) : ((var_1_4 <= var_1_2) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((var_1_3 < last_1_var_1_1) ? ((var_1_4 < (var_1_3 / var_1_6)) ? (var_1_5 == ((float) (var_1_7 - 16.55f))) : 1) : (last_1_var_1_9 ? (var_1_5 == ((float) var_1_7)) : (var_1_5 == ((float) var_1_7))))) && (((var_1_5 >= var_1_7) || ((var_1_1 + 64u) != var_1_4)) ? (var_1_9 == ((unsigned char) var_1_10)) : 1) ; [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=63, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_7=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_9=0, var_1_10=1, var_1_1=63, var_1_2=-256, var_1_3=319, var_1_4=127, var_1_5=199999999999/2, var_1_6=1, var_1_7=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.69ms. Allocated memory is still 178.3MB. Free memory was 140.4MB in the beginning and 126.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.45ms. Allocated memory is still 178.3MB. Free memory was 125.7MB in the beginning and 123.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.80ms. Allocated memory is still 178.3MB. Free memory was 123.6MB in the beginning and 121.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 727.70ms. Allocated memory is still 178.3MB. Free memory was 121.5MB in the beginning and 95.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 748.00ms. Allocated memory is still 178.3MB. Free memory was 94.9MB in the beginning and 129.9MB in the end (delta: -35.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.33ms. Allocated memory is still 178.3MB. Free memory is still 129.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:28:45,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk --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 01455e7c8aff792a978e20323062f0f7b0c441ba70dceb4bfdd7b2a7e2a8be23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:28:47,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:28:47,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:28:47,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:28:47,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:28:47,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:28:47,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:28:47,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:28:47,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:28:47,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:28:47,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:28:47,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:28:47,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:28:47,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:28:47,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:28:47,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:28:47,615 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:28:47,616 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:28:47,616 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:28:47,616 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:28:47,617 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:28:47,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:28:47,622 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:28:47,622 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:28:47,623 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:28:47,623 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:28:47,623 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:47,624 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:28:47,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:28:47,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:47,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:28:47,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:28:47,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:28:47,626 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:28:47,626 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:47,626 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:28:47,627 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01455e7c8aff792a978e20323062f0f7b0c441ba70dceb4bfdd7b2a7e2a8be23 [2024-11-08 22:28:48,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:28:48,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:28:48,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:28:48,065 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:28:48,066 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:28:48,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i Unable to find full path for "g++" [2024-11-08 22:28:50,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:28:50,542 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:28:50,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i [2024-11-08 22:28:50,552 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data/f81754ca3/0f807ad7e2a544d5941ac989f52bd528/FLAG288af19b3 [2024-11-08 22:28:50,570 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/data/f81754ca3/0f807ad7e2a544d5941ac989f52bd528 [2024-11-08 22:28:50,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:28:50,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:28:50,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:50,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:28:50,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:28:50,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:50,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fce6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50, skipping insertion in model container [2024-11-08 22:28:50,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:50,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:28:50,807 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_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i[915,928] [2024-11-08 22:28:50,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:50,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:28:50,902 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_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-58.i[915,928] [2024-11-08 22:28:50,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:50,980 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:28:50,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50 WrapperNode [2024-11-08 22:28:50,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:50,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:50,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:28:50,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:28:50,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,037 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2024-11-08 22:28:51,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:51,038 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:28:51,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:28:51,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:51,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:51,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:51,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:51,097 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:51,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:50" (1/1) ... [2024-11-08 22:28:51,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:51,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:51,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:51,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:28:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:28:51,178 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:28:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:51,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:51,304 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:51,306 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:51,798 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:51,798 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:51,945 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:51,945 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:28:51,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:51 BoogieIcfgContainer [2024-11-08 22:28:51,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:51,947 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:51,947 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:51,959 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:51,959 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:51" (1/1) ... [2024-11-08 22:28:51,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:52,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-08 22:28:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-08 22:28:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:28:52,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:52,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:52,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:52,053 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:52,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:28:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:52,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:52,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:28:52,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:30:41,702 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:30:41,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:30:43,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:43,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 52 states and 97 transitions. [2024-11-08 22:30:43,357 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2024-11-08 22:30:43,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:30:43,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:43,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:30:43,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:30:43,363 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:30:43,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:30:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:43,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:30:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:43,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:30:43,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:32:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:32:29,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:32:31,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:32:31,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 63 states and 147 transitions. [2024-11-08 22:32:31,245 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 147 transitions. [2024-11-08 22:32:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:32:31,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:32:31,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:31,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:32:31,249 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:32:31,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:32:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:31,549 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:32:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:31,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:32:31,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:34:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:34:17,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:34:18,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:34:18,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 63 states and 147 transitions. [2024-11-08 22:34:18,249 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 147 transitions. [2024-11-08 22:34:18,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:34:18,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:34:18,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:34:18,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:34:18,255 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:34:18,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:34:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:18,630 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:34:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:18,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:34:18,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:36:01,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:36:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:02,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 68 states and 148 transitions. [2024-11-08 22:36:02,869 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 148 transitions. [2024-11-08 22:36:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:36:02,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:02,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:36:02,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:36:02,876 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:36:02,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:36:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:03,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:36:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:03,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:36:03,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:44,465 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:37:44,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:37:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:44,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 68 states and 148 transitions. [2024-11-08 22:37:44,824 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 148 transitions. [2024-11-08 22:37:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:37:44,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:44,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:44,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:44,829 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:44,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:37:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:45,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:45,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:37:45,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:39:28,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 22:39:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2024-11-08 22:39:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2024-11-08 22:39:29,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:39:29,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:29,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:29,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:29,259 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:29,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:39:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:29,607 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:29,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:39:29,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:41:14,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 22:41:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2024-11-08 22:41:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2024-11-08 22:41:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:41:14,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:14,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:14,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:41:14,177 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:41:14,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:41:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:14,463 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:41:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:14,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:41:14,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 94 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:42:52,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 22:42:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2024-11-08 22:42:52,354 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2024-11-08 22:42:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:42:52,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:52,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:52,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:42:52,361 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:42:52,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df3e9d13-ff2c-4c54-8d55-065c85c1ba14/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:42:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:52,741 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:42:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:52,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:42:52,896 INFO L278 TraceCheckSpWp]: Computing forward predicates...