./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:45:54,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:45:54,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:45:54,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:45:54,621 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:45:54,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:45:54,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:45:54,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:45:54,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:45:54,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:45:54,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:45:54,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:45:54,662 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:45:54,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:45:54,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:45:54,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:45:54,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:45:54,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:45:54,667 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:45:54,667 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:45:54,667 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:45:54,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:45:54,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:45:54,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:45:54,671 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:45:54,671 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:45:54,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:45:54,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:45:54,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:45:54,672 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:45:54,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:45:54,672 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:45:54,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:45:54,673 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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda [2024-11-08 19:45:54,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:45:54,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:45:54,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:45:54,956 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:45:54,957 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:45:54,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i Unable to find full path for "g++" [2024-11-08 19:45:56,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:45:57,194 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:45:57,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-08 19:45:57,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data/cfd89018b/812d6ff2b38e4c159115528650d6af69/FLAGcff8a7664 [2024-11-08 19:45:57,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data/cfd89018b/812d6ff2b38e4c159115528650d6af69 [2024-11-08 19:45:57,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:45:57,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:45:57,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:45:57,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:45:57,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:45:57,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac1c412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57, skipping insertion in model container [2024-11-08 19:45:57,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,261 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:45:57,463 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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-08 19:45:57,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:45:57,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:45:57,519 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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-08 19:45:57,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:45:57,551 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:45:57,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57 WrapperNode [2024-11-08 19:45:57,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:45:57,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:45:57,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:45:57,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:45:57,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,590 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-11-08 19:45:57,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:45:57,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:45:57,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:45:57,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:45:57,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:45:57,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:45:57,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:45:57,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:45:57,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:57" (1/1) ... [2024-11-08 19:45:57,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:45:57,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:45:57,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:45:57,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:45:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:45:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:45:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:45:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:45:57,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:45:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:45:57,760 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:45:57,762 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:45:57,954 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:45:57,954 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:45:58,058 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:45:58,059 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:45:58,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:45:58 BoogieIcfgContainer [2024-11-08 19:45:58,059 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:45:58,060 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:45:58,061 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:45:58,072 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:45:58,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:45:58" (1/1) ... [2024-11-08 19:45:58,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:45:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:58,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 19:45:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 19:45:58,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:58,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:58,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:45:58,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:45:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:45:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:45:58,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:45:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:45:58,696 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:45:58,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:45:58 ImpRootNode [2024-11-08 19:45:58,766 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:45:58,767 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:45:58,769 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:45:58,769 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:45:58,770 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:45:58" (3/4) ... [2024-11-08 19:45:58,773 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:45:58,776 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:45:58,778 INFO L158 Benchmark]: Toolchain (without parser) took 1555.09ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 109.6MB in the beginning and 156.5MB in the end (delta: -46.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-08 19:45:58,779 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:45:58,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.37ms. Allocated memory is still 148.9MB. Free memory was 109.6MB in the beginning and 96.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:45:58,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.36ms. Allocated memory is still 148.9MB. Free memory was 96.5MB in the beginning and 94.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:45:58,781 INFO L158 Benchmark]: Boogie Preprocessor took 27.77ms. Allocated memory is still 148.9MB. Free memory was 94.5MB in the beginning and 93.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:45:58,782 INFO L158 Benchmark]: RCFGBuilder took 439.50ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 76.0MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 19:45:58,783 INFO L158 Benchmark]: CodeCheck took 705.91ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 75.6MB in the beginning and 157.5MB in the end (delta: -82.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:45:58,784 INFO L158 Benchmark]: Witness Printer took 9.69ms. Allocated memory is still 205.5MB. Free memory was 157.5MB in the beginning and 156.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:45:58,788 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 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 someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryArithmeticDOUBLEoperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 3.375; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_3 = 4257803242; [L25] unsigned long int var_1_4 = 16; [L26] unsigned long int var_1_5 = 256; [L27] double var_1_6 = 7.375; [L28] double var_1_7 = 9.9; [L69] isInitial = 1 [L70] FCALL initially() [L71] COND TRUE 1 [L72] FCALL updateLastVariables() [L73] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_uchar() [L46] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=27/8, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L47] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L48] var_1_3 = __VERIFIER_nondet_ulong() [L49] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L50] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L51] var_1_4 = __VERIFIER_nondet_ulong() [L52] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L53] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L54] var_1_5 = __VERIFIER_nondet_ulong() [L55] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L56] CALL assume_abort_if_not(var_1_5 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_5 <= 4294967295) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L57] var_1_6 = __VERIFIER_nondet_double() [L58] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_7=99/10] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_7=99/10] [L59] var_1_7 = __VERIFIER_nondet_double() [L60] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && 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_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0] [L73] RET updateVariables() [L74] CALL step() [L32] unsigned long int stepLocal_1 = var_1_5; [L33] unsigned long int stepLocal_0 = ((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5)); [L34] COND TRUE stepLocal_0 <= 50u [L35] COND TRUE \read(var_1_2) [L36] COND TRUE var_1_3 > stepLocal_1 [L37] var_1_1 = (var_1_6 + var_1_7) [L74] RET step() [L75] CALL, EXPR property() [L65-L66] return ((((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) <= 50u) ? (var_1_2 ? ((var_1_3 > var_1_5) ? (var_1_1 == ((double) (var_1_6 + var_1_7))) : 1) : 1) : (var_1_1 == ((double) var_1_7)) ; [L75] RET, EXPR property() [L75] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=101515847008256, var_1_7=0] [L19] reach_error() VAL [isInitial=1, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=101515847008256, var_1_7=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.37ms. Allocated memory is still 148.9MB. Free memory was 109.6MB in the beginning and 96.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.36ms. Allocated memory is still 148.9MB. Free memory was 96.5MB in the beginning and 94.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.77ms. Allocated memory is still 148.9MB. Free memory was 94.5MB in the beginning and 93.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 439.50ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 76.0MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 705.91ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 75.6MB in the beginning and 157.5MB in the end (delta: -82.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.69ms. Allocated memory is still 205.5MB. Free memory was 157.5MB in the beginning and 156.5MB in the end (delta: 1.0MB). 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 19:45:58,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:46:01,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:46:01,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:46:01,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:46:01,440 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:46:01,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:46:01,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:46:01,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:46:01,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:46:01,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:46:01,445 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:46:01,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:46:01,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:46:01,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:46:01,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:46:01,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:46:01,450 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:46:01,450 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:46:01,450 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:46:01,450 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:46:01,451 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:46:01,455 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:46:01,455 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:46:01,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:46:01,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:46:01,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:46:01,456 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:01,456 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:46:01,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:46:01,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:46:01,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:46:01,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:46:01,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:46:01,458 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:46:01,458 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:01,458 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:46:01,460 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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda [2024-11-08 19:46:01,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:46:01,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:46:01,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:46:01,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:46:01,896 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:46:01,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i Unable to find full path for "g++" [2024-11-08 19:46:04,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:46:04,331 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:46:04,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-08 19:46:04,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data/39f01a42d/b0b78d1a1e6e4db6bbf563410c710407/FLAGd69f60864 [2024-11-08 19:46:04,363 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/data/39f01a42d/b0b78d1a1e6e4db6bbf563410c710407 [2024-11-08 19:46:04,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:46:04,367 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:46:04,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:46:04,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:46:04,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:46:04,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0239fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04, skipping insertion in model container [2024-11-08 19:46:04,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:46:04,621 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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-08 19:46:04,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:46:04,691 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:46:04,728 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_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-08 19:46:04,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:46:04,798 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:46:04,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04 WrapperNode [2024-11-08 19:46:04,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:46:04,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:46:04,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:46:04,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:46:04,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,861 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-11-08 19:46:04,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:46:04,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:46:04,863 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:46:04,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:46:04,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,913 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:46:04,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:46:04,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:46:04,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:46:04,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:04" (1/1) ... [2024-11-08 19:46:04,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:46:04,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:46:04,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:46:04,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:46:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:46:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:46:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:46:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:46:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:46:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:46:05,078 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:46:05,080 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:46:05,555 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:46:05,555 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:46:05,689 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:46:05,689 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:46:05,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:05 BoogieIcfgContainer [2024-11-08 19:46:05,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:46:05,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:46:05,695 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:46:05,707 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:46:05,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:05" (1/1) ... [2024-11-08 19:46:05,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:46:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:05,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 19:46:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 19:46:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:05,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:05,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:05,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:05,788 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:05,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:46:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:06,285 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:07,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:46:07,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:43,031 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:46:43,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:45,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:45,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-08 19:46:45,741 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-08 19:46:45,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:45,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:45,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:45,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:45,747 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:45,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:46:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:46,169 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:47,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:47,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:47:14,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:47:15,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:15,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:47:15,610 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:47:15,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:15,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:15,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:15,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:15,615 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:15,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:47:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:15,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:16,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:16,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:44,395 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:47:44,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:47:44,418 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:47:44,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:44,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:44,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:44,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:44,422 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:44,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:47:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:44,777 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:45,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:47:45,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:48:14,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:14,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:48:14,187 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:48:14,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:14,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:14,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:14,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:14,191 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:14,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:48:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:14,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:15,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:15,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:48:41,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 19:48:41,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:41,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:48:41,321 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:48:41,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:41,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:41,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:41,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:41,325 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:41,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 19:48:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:41,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:42,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:48:42,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:49:10,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:10,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:49:10,088 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:49:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:10,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:10,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:10,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:10,096 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:10,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 19:49:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:10,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:11,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:49:11,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:38,832 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:49:38,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 19:49:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:38,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:49:38,850 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:49:38,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:38,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:38,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:38,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:38,856 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:38,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 19:49:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:39,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:39,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:49:39,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:05,768 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:50:05,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 19:50:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:05,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:50:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:50:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:05,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:05,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:05,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:05,792 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:05,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 19:50:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:06,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:06,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:06,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:30,909 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:50:30,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 19:50:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:50:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:50:30,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:30,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:30,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:30,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:30,941 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:30,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 19:50:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:31,493 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:32,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:32,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:05,523 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:51:05,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-08 19:51:06,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:51:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:51:06,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:06,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:06,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:06,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:06,312 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:06,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 19:51:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:06,799 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:07,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:51:07,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:51:48,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 19:51:48,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:48,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:51:48,889 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:51:48,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:48,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:48,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:48,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:48,895 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:48,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 19:51:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:49,493 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:50,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:51:50,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:14,940 WARN L286 SmtUtils]: Spent 5.64s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:52:30,359 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:52:30,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:30,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:52:30,386 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:52:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:30,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:30,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:30,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:30,392 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:30,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 19:52:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:30,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:31,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:52:31,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:53:13,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 19:53:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:53:13,189 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:53:13,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:13,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:13,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:13,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:13,195 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:13,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 19:53:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:13,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:15,159 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:53:15,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:53:54,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 19:53:54,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:54,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:53:54,153 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:53:54,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:54,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:54,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:54,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:54,158 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:54,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 19:53:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:54,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:56,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:53:56,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:54:33,065 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:54:33,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 19:54:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:54:33,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:54:33,092 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:54:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:54:33,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:54:33,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:54:33,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:54:33,096 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:54:33,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 19:54:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:54:33,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:54:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:54:34,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:54:34,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:55:08,505 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:55:08,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 19:55:08,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:55:08,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:55:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:55:08,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:55:08,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:55:08,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:55:08,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:55:08,527 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:55:08,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 19:55:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:55:08,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:55:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:55:10,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:55:10,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:55:48,477 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:55:48,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 19:55:48,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:55:48,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:55:48,499 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:55:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:55:48,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:55:48,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:55:48,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:55:48,503 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:55:48,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 19:55:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:55:48,973 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:55:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:55:50,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:55:50,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:56:26,256 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:56:26,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 19:56:26,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:56:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:56:26,282 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:56:26,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:56:26,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:56:26,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:56:26,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:56:26,286 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:56:26,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 19:56:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:56:26,694 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:56:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:56:28,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:56:28,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:57:00,354 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:57:00,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-08 19:57:00,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:57:00,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:57:00,375 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:57:00,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:57:00,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:57:00,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:57:00,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:57:00,381 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:57:00,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 19:57:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:57:00,843 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:57:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:57:02,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:57:02,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:57:35,475 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:57:35,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-08 19:57:35,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:57:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:57:35,489 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:57:35,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:57:35,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:57:35,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:57:35,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:57:35,494 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:57:35,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 19:57:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:57:35,896 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:57:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:57:37,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:57:37,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:58:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:58:06,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 19:58:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:58:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:58:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:58:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:58:06,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:58:06,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:58:06,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:58:06,692 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:58:06,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 19:58:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:07,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:58:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:07,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:58:07,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:58:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 19:58:39,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-08 19:58:39,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:58:39,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:58:39,656 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:58:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:58:39,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:58:39,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:58:39,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:58:39,658 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:58:39,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 19:58:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:40,160 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:58:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:41,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:58:41,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:59:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:59:19,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-08 19:59:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:59:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:59:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:59:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:59:19,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:59:19,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:59:19,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:59:19,718 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:59:19,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 19:59:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:59:20,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:59:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:59:21,159 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:59:21,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:59:49,006 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:59:49,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-08 19:59:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:59:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 19:59:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 19:59:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:59:49,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:59:49,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:59:49,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:59:49,031 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:59:49,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 19:59:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:59:49,429 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:59:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:59:50,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:59:50,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 20:00:23,605 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 20:00:23,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-08 20:00:23,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:00:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-08 20:00:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-08 20:00:23,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 20:00:23,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:00:23,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 20:00:23,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 20:00:23,634 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 20:00:23,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 20:00:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:00:24,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 20:00:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:00:25,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 20:00:25,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 20:00:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 20:00:54,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-08 20:00:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:00:55,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2024-11-08 20:00:55,517 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-11-08 20:00:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 20:00:55,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:00:55,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 20:00:55,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 20:00:55,520 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 20:00:55,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33981ddc-83f9-4bc7-bc6b-ecd34906e55d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 20:00:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:00:55,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 20:00:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:00:57,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 20:00:57,072 INFO L278 TraceCheckSpWp]: Computing forward predicates...