./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/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_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 21:42:11,206 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:42:11,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:42:11,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:42:11,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:42:11,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:42:11,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:42:11,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:42:11,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:42:11,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:42:11,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:42:11,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:42:11,329 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:42:11,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:42:11,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:42:11,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:42:11,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:42:11,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:42:11,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:42:11,330 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:42:11,331 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:42:11,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:42:11,331 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:42:11,331 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:42:11,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:42:11,331 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:42:11,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:42:11,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:11,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:42:11,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:42:11,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:42:11,333 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:42:11,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:42:11,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 21:42:11,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:42:11,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:42:11,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:42:11,613 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:42:11,613 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:42:11,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i Unable to find full path for "g++" [2024-11-13 21:42:13,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:42:13,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:42:13,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-13 21:42:13,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data/f2cf143cc/fd5a0b98c78846de8df0af292a78f9ba/FLAG29207dbaf [2024-11-13 21:42:13,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data/f2cf143cc/fd5a0b98c78846de8df0af292a78f9ba [2024-11-13 21:42:13,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:42:13,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:42:13,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:13,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:42:13,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:42:14,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1107d91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14, skipping insertion in model container [2024-11-13 21:42:14,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,016 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:42:14,184 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_733a623e-cec1-41a4-92e4-f23f65271d14/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-13 21:42:14,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:14,243 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:42:14,254 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_733a623e-cec1-41a4-92e4-f23f65271d14/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-13 21:42:14,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:14,292 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:42:14,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14 WrapperNode [2024-11-13 21:42:14,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:14,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:14,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:42:14,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:42:14,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,334 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-11-13 21:42:14,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:14,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:42:14,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:42:14,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:42:14,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,349 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:42:14,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:42:14,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:42:14,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:42:14,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:14,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:42:14,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:42:14,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:42:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:42:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:42:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:42:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:42:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:42:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:42:14,504 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:42:14,505 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:42:14,711 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 21:42:14,711 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:42:14,810 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:42:14,810 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:42:14,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:14 BoogieIcfgContainer [2024-11-13 21:42:14,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:42:14,812 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:42:14,812 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:42:14,822 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:42:14,823 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:14" (1/1) ... [2024-11-13 21:42:14,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:42:14,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:14,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 21:42:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 21:42:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:42:14,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:14,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:42:15,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:42:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:42:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:42:15,261 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:42:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:42:15,334 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:42:15,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:42:15 ImpRootNode [2024-11-13 21:42:15,372 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:42:15,373 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:42:15,373 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:42:15,373 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:42:15,374 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:14" (3/4) ... [2024-11-13 21:42:15,376 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:42:15,377 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:42:15,382 INFO L158 Benchmark]: Toolchain (without parser) took 1385.30ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 38.1MB in the end (delta: 54.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 21:42:15,382 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:15,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.21ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:42:15,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.90ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:42:15,383 INFO L158 Benchmark]: Boogie Preprocessor took 24.49ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 889.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:15,384 INFO L158 Benchmark]: RCFGBuilder took 448.06ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 61.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:42:15,386 INFO L158 Benchmark]: CodeCheck took 560.59ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 38.2MB in the end (delta: 23.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:42:15,387 INFO L158 Benchmark]: Witness Printer took 4.97ms. Allocated memory is still 117.4MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 168.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:15,389 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: 0.5s, 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 someBinaryArithmeticDOUBLEoperation at line 37, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 58. 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 0.37ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.21ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.90ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.49ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 889.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 448.06ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 61.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 560.59ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 38.2MB in the end (delta: 23.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.97ms. Allocated memory is still 117.4MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 168.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:42:15,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/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_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 21:42:17,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:42:18,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:42:18,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:42:18,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:42:18,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:42:18,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:42:18,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:42:18,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:42:18,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:42:18,060 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:42:18,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:42:18,062 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:42:18,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:18,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:42:18,062 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:42:18,063 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:18,063 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:42:18,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 21:42:18,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:42:18,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:42:18,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:42:18,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:42:18,385 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:42:18,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i Unable to find full path for "g++" [2024-11-13 21:42:20,350 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:42:20,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:42:20,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-13 21:42:20,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data/ad4b2331e/c3b821ee83e84712a294ca6ff48dc1b5/FLAGeeb5ea153 [2024-11-13 21:42:20,729 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/data/ad4b2331e/c3b821ee83e84712a294ca6ff48dc1b5 [2024-11-13 21:42:20,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:42:20,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:42:20,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:20,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:42:20,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:42:20,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:20" (1/1) ... [2024-11-13 21:42:20,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e2a3f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:20, skipping insertion in model container [2024-11-13 21:42:20,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:20" (1/1) ... [2024-11-13 21:42:20,766 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:42:20,990 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_733a623e-cec1-41a4-92e4-f23f65271d14/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-13 21:42:21,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:21,081 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:42:21,098 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_733a623e-cec1-41a4-92e4-f23f65271d14/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-13 21:42:21,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:21,161 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:42:21,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21 WrapperNode [2024-11-13 21:42:21,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:21,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:21,165 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:42:21,165 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:42:21,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,228 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-11-13 21:42:21,232 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:21,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:42:21,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:42:21,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:42:21,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,247 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:42:21,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:42:21,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:42:21,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:42:21,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:21" (1/1) ... [2024-11-13 21:42:21,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:21,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:42:21,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:42:21,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:42:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:42:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:42:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:42:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:42:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:42:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:42:21,472 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:42:21,474 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:42:22,055 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 21:42:22,055 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:42:22,157 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:42:22,158 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:42:22,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:22 BoogieIcfgContainer [2024-11-13 21:42:22,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:42:22,159 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:42:22,159 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:42:22,177 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:42:22,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:22" (1/1) ... [2024-11-13 21:42:22,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:42:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:22,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 21:42:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 21:42:22,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:42:22,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:22,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:22,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:22,261 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:22,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:42:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:22,824 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:24,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:42:24,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:51,591 WARN L286 SmtUtils]: Spent 6.22s 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) [2024-11-13 21:43:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:43:10,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:43:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:13,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-13 21:43:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-13 21:43:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:43:13,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:13,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:13,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:13,815 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:13,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:43:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:14,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:15,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:43:15,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:48,671 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:43:48,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:43:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-13 21:43:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-13 21:43:49,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:43:49,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:49,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:49,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:49,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:49,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:43:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:49,829 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:51,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:43:51,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:26,430 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:44:26,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:44:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-13 21:44:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-13 21:44:26,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:44:26,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:26,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:26,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:26,453 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:26,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:44:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:26,817 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:27,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:44:27,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:44:58,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:44:59,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:59,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:44:59,890 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:44:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:44:59,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:59,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:59,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:59,894 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:59,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:45:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:00,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:00,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:45:00,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:38,227 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:45:38,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:45:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:45:38,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:45:38,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:38,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:38,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:38,260 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:38,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:45:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:38,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:40,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:45:40,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:08,396 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:46:08,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:46:08,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:46:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:46:09,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:46:09,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:09,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:09,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:09,003 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:09,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:46:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:09,441 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:10,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:46:10,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:33,904 WARN L286 SmtUtils]: Spent 5.33s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:46:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:46:46,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:46:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:46:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:46:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:46:46,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:46,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:46,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:46,087 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:46,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:46:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:46,576 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:47,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:46:47,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:13,923 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:47:26,321 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:47:26,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:47:26,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:47:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:47:26,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:47:26,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:26,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:26,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:26,352 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:26,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:47:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:26,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:27,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:47:27,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:00,808 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:48:00,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:48:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:48:00,840 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:48:00,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:48:00,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:00,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:00,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:00,846 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:00,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:48:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:01,390 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:02,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:48:02,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:39,357 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:48:39,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:48:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:48:39,379 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:48:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:48:39,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:39,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:39,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:39,387 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:39,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:48:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:39,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:41,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:48:41,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:49:16,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:49:16,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:16,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:49:16,299 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:49:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:49:16,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:16,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:16,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:16,303 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:16,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:49:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:16,672 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:17,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:49:17,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:49:44,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:49:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:49:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:49:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:49:44,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:44,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:44,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:44,698 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:44,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:49:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,071 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:46,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:49:46,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:50:21,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:50:21,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:50:21,231 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:50:21,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:50:21,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:21,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:21,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:21,234 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:21,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:50:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:21,620 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:23,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:50:23,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:57,034 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:50:57,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 21:50:57,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:57,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:50:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:50:57,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:50:57,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:57,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:57,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:57,053 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:57,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:50:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:57,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:58,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:50:58,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:51:30,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:30,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:51:30,842 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:51:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:51:30,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:30,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:30,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:30,848 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:30,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:51:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:31,267 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:32,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:32,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:51:32,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:09,601 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:52:09,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:52:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:52:09,643 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:52:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:52:09,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:09,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:09,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:09,651 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:09,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:52:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:10,197 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:11,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:52:11,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:52:45,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:52:45,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:45,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:52:45,527 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:52:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:52:45,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:45,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:45,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:45,533 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:45,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:52:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:45,977 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:47,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:52:47,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:53:21,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 21:53:21,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:21,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:53:21,790 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:53:21,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:53:21,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:21,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:21,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:21,797 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:21,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:53:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:22,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:23,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:53:23,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:53:50,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-13 21:53:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:50,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:53:50,923 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:53:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:53:50,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:50,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:50,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:50,930 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:50,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:53:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:51,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:52,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:53:52,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:31,231 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:54:31,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:54:31,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2024-11-13 21:54:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-11-13 21:54:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:54:31,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:31,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:31,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:31,251 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:31,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:54:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:31,661 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:32,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:54:32,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:02,676 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:55:02,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 21:55:03,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:03,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2024-11-13 21:55:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-11-13 21:55:03,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:55:03,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:03,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:03,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:03,224 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:03,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:55:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:03,599 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:04,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:55:04,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:41,045 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:55:41,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 21:55:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:41,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2024-11-13 21:55:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-11-13 21:55:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:55:41,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:41,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:41,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:41,061 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:41,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:55:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:41,453 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:42,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:55:42,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:10,967 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 21:56:10,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:56:10,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2024-11-13 21:56:10,984 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-11-13 21:56:10,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:56:10,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:10,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:10,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:10,990 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:10,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:56:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:11,476 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:12,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:56:12,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:56:50,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 21:56:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2024-11-13 21:56:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-11-13 21:56:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:56:50,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:50,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:50,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:50,917 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:50,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:56:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:51,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:52,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:56:52,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 21:57:26,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 21:57:26,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2024-11-13 21:57:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-11-13 21:57:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:57:26,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:26,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:26,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:26,215 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:26,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_733a623e-cec1-41a4-92e4-f23f65271d14/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:57:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:26,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:27,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:57:27,498 INFO L278 TraceCheckSpWp]: Computing forward predicates...